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SELECT 
  v.product_id, 
  v.feature_id, 
  v.value, 
  v.value_int, 
  v.variant_id, 
  f.feature_type, 
  fd.description, 
  fd.prefix, 
  fd.suffix, 
  vd.variant, 
  f.parent_id, 
  f.position, 
  gf.position as gposition 
FROM 
  cscart_product_features as f 
  LEFT JOIN cscart_product_features_values as v ON v.feature_id = f.feature_id 
  LEFT JOIN cscart_product_features_descriptions as fd ON fd.feature_id = v.feature_id 
  AND fd.lang_code = 'en' 
  LEFT JOIN cscart_product_feature_variants fv ON fv.variant_id = v.variant_id 
  LEFT JOIN cscart_product_feature_variant_descriptions as vd ON vd.variant_id = fv.variant_id 
  AND vd.lang_code = 'en' 
  LEFT JOIN cscart_product_features as gf ON gf.feature_id = f.parent_id 
  AND gf.feature_type = 'G' 
WHERE 
  f.status IN ('A') 
  AND v.product_id in (1587, 1589, 1577, 1591, 1590, 1579) 
  AND f.display_on_catalog = 'Y' 
  AND (
    f.categories_path = '' 
    OR FIND_IN_SET(166, f.categories_path) 
    OR FIND_IN_SET(328, f.categories_path) 
    OR FIND_IN_SET(342, f.categories_path) 
    OR FIND_IN_SET(362, f.categories_path) 
    OR FIND_IN_SET(250, f.categories_path) 
    OR FIND_IN_SET(402, f.categories_path) 
    OR FIND_IN_SET(405, f.categories_path) 
    OR FIND_IN_SET(410, f.categories_path)
  ) 
  AND IF(
    f.parent_id, 
    (
      SELECT 
        status 
      FROM 
        cscart_product_features as df 
      WHERE 
        df.feature_id = f.parent_id
    ), 
    'A'
  ) IN ('A') 
  AND (
    v.variant_id != 0 
    OR (
      f.feature_type != 'C' 
      AND v.value != ''
    ) 
    OR (f.feature_type = 'C') 
    OR v.value_int != ''
  ) 
  AND v.lang_code = 'en' 
ORDER BY 
  fd.description, 
  fv.position

Query time 0.00215

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "54.33"
    },
    "ordering_operation": {
      "using_temporary_table": true,
      "using_filesort": true,
      "nested_loop": [
        {
          "table": {
            "table_name": "v",
            "access_type": "range",
            "possible_keys": [
              "PRIMARY",
              "fl",
              "variant_id",
              "lang_code",
              "product_id",
              "fpl",
              "idx_product_feature_variant_id"
            ],
            "key": "idx_product_feature_variant_id",
            "used_key_parts": [
              "product_id"
            ],
            "key_length": "3",
            "rows_examined_per_scan": 87,
            "rows_produced_per_join": 28,
            "filtered": "32.52",
            "index_condition": "(((`softwarepirmam_hewadelivard_cscart_4`.`v`.`product_id` in (1587,1589,1577,1591,1590,1579)) and (`softwarepirmam_hewadelivard_cscart_4`.`v`.`lang_code` = 'en')) and (`softwarepirmam_hewadelivard_cscart_4`.`v`.`feature_id` is not null))",
            "cost_info": {
              "read_cost": "37.83",
              "eval_cost": "2.83",
              "prefix_cost": "40.66",
              "data_read_per_join": "21K"
            },
            "used_columns": [
              "feature_id",
              "product_id",
              "variant_id",
              "value",
              "value_int",
              "lang_code"
            ]
          }
        },
        {
          "table": {
            "table_name": "f",
            "access_type": "eq_ref",
            "possible_keys": [
              "PRIMARY",
              "status"
            ],
            "key": "PRIMARY",
            "used_key_parts": [
              "feature_id"
            ],
            "key_length": "3",
            "ref": [
              "softwarepirmam_hewadelivard_cscart_4.v.feature_id"
            ],
            "rows_examined_per_scan": 1,
            "rows_produced_per_join": 2,
            "filtered": "9.53",
            "cost_info": {
              "read_cost": "7.07",
              "eval_cost": "0.27",
              "prefix_cost": "50.56",
              "data_read_per_join": "1K"
            },
            "used_columns": [
              "feature_id",
              "feature_type",
              "categories_path",
              "parent_id",
              "display_on_catalog",
              "status",
              "position"
            ],
            "attached_condition": "((`softwarepirmam_hewadelivard_cscart_4`.`f`.`status` = 'A') and (`softwarepirmam_hewadelivard_cscart_4`.`f`.`display_on_catalog` = 'Y') and ((`softwarepirmam_hewadelivard_cscart_4`.`f`.`categories_path` = '') or (0 <> find_in_set(166,`softwarepirmam_hewadelivard_cscart_4`.`f`.`categories_path`)) or (0 <> find_in_set(328,`softwarepirmam_hewadelivard_cscart_4`.`f`.`categories_path`)) or (0 <> find_in_set(342,`softwarepirmam_hewadelivard_cscart_4`.`f`.`categories_path`)) or (0 <> find_in_set(362,`softwarepirmam_hewadelivard_cscart_4`.`f`.`categories_path`)) or (0 <> find_in_set(250,`softwarepirmam_hewadelivard_cscart_4`.`f`.`categories_path`)) or (0 <> find_in_set(402,`softwarepirmam_hewadelivard_cscart_4`.`f`.`categories_path`)) or (0 <> find_in_set(405,`softwarepirmam_hewadelivard_cscart_4`.`f`.`categories_path`)) or (0 <> find_in_set(410,`softwarepirmam_hewadelivard_cscart_4`.`f`.`categories_path`))) and (if(`softwarepirmam_hewadelivard_cscart_4`.`f`.`parent_id`,(/* select#2 */ select `softwarepirmam_hewadelivard_cscart_4`.`df`.`status` from `softwarepirmam_hewadelivard_cscart_4`.`cscart_product_features` `df` where (`softwarepirmam_hewadelivard_cscart_4`.`df`.`feature_id` = `softwarepirmam_hewadelivard_cscart_4`.`f`.`parent_id`)),'A') = 'A') and ((`softwarepirmam_hewadelivard_cscart_4`.`v`.`variant_id` <> 0) or ((`softwarepirmam_hewadelivard_cscart_4`.`f`.`feature_type` <> 'C') and (`softwarepirmam_hewadelivard_cscart_4`.`v`.`value` <> '')) or (`softwarepirmam_hewadelivard_cscart_4`.`f`.`feature_type` = 'C') or (`softwarepirmam_hewadelivard_cscart_4`.`v`.`value_int` <> 0)))",
            "attached_subqueries": [
              {
                "dependent": true,
                "cacheable": false,
                "query_block": {
                  "select_id": 2,
                  "cost_info": {
                    "query_cost": "0.35"
                  },
                  "table": {
                    "table_name": "df",
                    "access_type": "eq_ref",
                    "possible_keys": [
                      "PRIMARY"
                    ],
                    "key": "PRIMARY",
                    "used_key_parts": [
                      "feature_id"
                    ],
                    "key_length": "3",
                    "ref": [
                      "softwarepirmam_hewadelivard_cscart_4.f.parent_id"
                    ],
                    "rows_examined_per_scan": 1,
                    "rows_produced_per_join": 1,
                    "filtered": "100.00",
                    "cost_info": {
                      "read_cost": "0.25",
                      "eval_cost": "0.10",
                      "prefix_cost": "0.35",
                      "data_read_per_join": "440"
                    },
                    "used_columns": [
                      "feature_id",
                      "status"
                    ]
                  }
                }
              }
            ]
          }
        },
        {
          "table": {
            "table_name": "fd",
            "access_type": "eq_ref",
            "possible_keys": [
              "PRIMARY"
            ],
            "key": "PRIMARY",
            "used_key_parts": [
              "feature_id",
              "lang_code"
            ],
            "key_length": "9",
            "ref": [
              "softwarepirmam_hewadelivard_cscart_4.v.feature_id",
              "const"
            ],
            "rows_examined_per_scan": 1,
            "rows_produced_per_join": 2,
            "filtered": "100.00",
            "cost_info": {
              "read_cost": "0.67",
              "eval_cost": "0.27",
              "prefix_cost": "51.50",
              "data_read_per_join": "6K"
            },
            "used_columns": [
              "feature_id",
              "description",
              "prefix",
              "suffix",
              "lang_code"
            ]
          }
        },
        {
          "table": {
            "table_name": "fv",
            "access_type": "eq_ref",
            "possible_keys": [
              "PRIMARY"
            ],
            "key": "PRIMARY",
            "used_key_parts": [
              "variant_id"
            ],
            "key_length": "3",
            "ref": [
              "softwarepirmam_hewadelivard_cscart_4.v.variant_id"
            ],
            "rows_examined_per_scan": 1,
            "rows_produced_per_join": 2,
            "filtered": "100.00",
            "cost_info": {
              "read_cost": "0.67",
              "eval_cost": "0.27",
              "prefix_cost": "52.45",
              "data_read_per_join": "3K"
            },
            "used_columns": [
              "variant_id",
              "position"
            ]
          }
        },
        {
          "table": {
            "table_name": "vd",
            "access_type": "eq_ref",
            "possible_keys": [
              "PRIMARY"
            ],
            "key": "PRIMARY",
            "used_key_parts": [
              "variant_id",
              "lang_code"
            ],
            "key_length": "9",
            "ref": [
              "softwarepirmam_hewadelivard_cscart_4.fv.variant_id",
              "const"
            ],
            "rows_examined_per_scan": 1,
            "rows_produced_per_join": 2,
            "filtered": "100.00",
            "cost_info": {
              "read_cost": "0.67",
              "eval_cost": "0.27",
              "prefix_cost": "53.39",
              "data_read_per_join": "8K"
            },
            "used_columns": [
              "variant_id",
              "variant",
              "lang_code"
            ]
          }
        },
        {
          "table": {
            "table_name": "gf",
            "access_type": "eq_ref",
            "possible_keys": [
              "PRIMARY"
            ],
            "key": "PRIMARY",
            "used_key_parts": [
              "feature_id"
            ],
            "key_length": "3",
            "ref": [
              "softwarepirmam_hewadelivard_cscart_4.f.parent_id"
            ],
            "rows_examined_per_scan": 1,
            "rows_produced_per_join": 2,
            "filtered": "100.00",
            "cost_info": {
              "read_cost": "0.67",
              "eval_cost": "0.27",
              "prefix_cost": "54.33",
              "data_read_per_join": "1K"
            },
            "used_columns": [
              "feature_id",
              "feature_type",
              "position"
            ],
            "attached_condition": "<if>(is_not_null_compl(gf), (`softwarepirmam_hewadelivard_cscart_4`.`gf`.`feature_type` = 'G'), true)"
          }
        }
      ]
    }
  }
}

Result

product_id	feature_id	value_int	variant_id	feature_type	description	variant	position
1591	657		1945	E	Brand	Huawei	0
1590	657		1945	E	Brand	Huawei	0
1579	657		1945	E	Brand	Huawei	0
1589	657		1945	E	Brand	Huawei	0
1577	657		1945	E	Brand	Huawei	0
1587	657		1945	E	Brand	Huawei	0
1587	669	0.00	2045	S	Maximum Device Rate	Switching capacity of 1.168 Tbps; forwarding rate of 867 Mpps	280
1591	669		2054	S	Maximum Device Rate	Switching capacity: 128 Gbps Packet forwarding rate: 96 Mpps	280
1590	669		2050	S	Maximum Device Rate	Switching capacity: 176 Gbps Packet forwarding rate: 132 Mpps	280
1589	669	0.00	2050	S	Maximum Device Rate	Switching capacity: 176 Gbps Packet forwarding rate: 132 Mpps	280
1579	669	160.00	2020	S	Maximum Device Rate	160 Gbps	280
1577	669		2020	S	Maximum Device Rate	160 Gbps	280
1579	668		2014	S	Maximum User Capacity	Supports up to 1000 users	270
1577	668		1982	S	Maximum User Capacity	Supports up to 500 users	270
1577	663		1979	S	Mounting Options	Rack mounting, desk mounting, wall mounting	220
1591	663		2042	S	Mounting Options	Rack-mountable (1U)	220
1590	663		2042	S	Mounting Options	Rack-mountable (1U)	220
1589	663		2042	S	Mounting Options	Rack-mountable (1U)	220
1579	663		1979	S	Mounting Options	Rack mounting, desk mounting, wall mounting	220
1587	663		2042	S	Mounting Options	Rack-mountable (1U)	220
1589	665		2049	S	Network Ports	24 × GE SFP ports (8 dual-purpose 10/100/1000Base-T or SFP), 4 × 10GE SFP+ ports, 2 × 10GE stack ports, 1 × Console (RJ45) port, 1 × Management Ethernet port, 1 × USB 2.0 port	240
1579	665		2019	S	Network Ports	48 × 10/100/1000BASE-T PoE+ ports, 4 × 10GE SFP+ uplink ports	240
1587	665		2043	S	Network Ports	24 × 10/100/1000BASE-T (RJ45) ports, 16 × 10GE SFP+ ports, 8 × 25GE SFP28 ports, 2 × 40GE/100GE QSFP28 ports, 1 × Console (RJ45) port, 1 × Management Ethernet port, 1 × USB 2.0 port	240
1590	665		2051	S	Network Ports	24 × 10/100/1000Base-T (RJ45) ports, 4 × 10GE SFP+ uplink ports, 2 × 10GE stack ports, 1 × Console (RJ45) port, 1 × Management Ethernet port, 1 × USB 2.0 port	240
1577	665		2023	S	Network Ports	24 × 10/100/1000BASE-T PoE+ ports, 4 × GE SFP uplink ports, 2 × 10GE SFP+ uplink ports	240
1591	665		2052	S	Network Ports	24 × GE SFP ports - 8 of which are dual-purpose 10/100/1000BASE-T or SFP, 4 × 10GE SFP+ uplink ports, 1 × Console (RJ45) port	240
1589	666		2047	S	Power Support	Supports various power modules: 80 W AC, 180 W AC, 1200 W DC	250
1587	666		2044	S	Power Support	Supports various power modules: 180 W AC, 240 W DC, 400 W DC, 600 W AC	250
1590	666		2047	S	Power Support	Supports various power modules: 80 W AC, 180 W AC, 1200 W DC	250
1577	666		2010	S	Power Support	PoE+ (IEEE 802.3af/at) and built-in AC power supply (100–240V AC, 50/60 Hz)	250
1591	666		2053	S	Power Support	Built-in AC power module Rated voltage: 100 V to 240 V AC, 50/60 Hz Maximum power consumption: 41.7 W	250
1579	666		2010	S	Power Support	PoE+ (IEEE 802.3af/at) and built-in AC power supply (100–240V AC, 50/60 Hz)	250