SELECT 
  f.feature_id, 
  f.purpose, 
  p.product_id, 
  p.parent_product_id, 
  g.id, 
  g.code 
FROM 
  cscart_product_variation_group_features AS f 
  INNER JOIN cscart_product_variation_groups AS g ON f.group_id = g.id 
  INNER JOIN cscart_product_variation_group_products AS p ON f.group_id = p.group_id 
WHERE 
  p.product_id IN (
    2282, 2285, 2904, 2900, 2909, 2887, 2890, 
    2888, 2886, 8380, 7741, 10237, 10140, 
    10197, 10020, 10299, 8379, 10167, 10344, 
    10032, 10177, 10178, 10345, 8439, 10249, 
    10222, 10035, 10147, 10172, 10048, 
    10193, 10276, 10039, 10095, 10228, 
    10192, 10058, 8345, 10239, 10148, 10156, 
    10023, 10103, 10026, 10074, 10088, 
    10174, 10233, 10226, 10219, 10244, 
    10105, 10157, 10160, 10059, 9972, 10274, 
    10294, 10022, 10104, 10247, 10261, 
    9952, 10159, 10161, 10225, 10254, 10255, 
    10273, 9937, 9968, 10071, 10272, 9969, 
    10047, 10050, 10056, 10093, 10232, 
    10238
  )

Query time 0.00120

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "113.16"
    },
    "nested_loop": [
      {
        "table": {
          "table_name": "p",
          "access_type": "range",
          "possible_keys": [
            "PRIMARY",
            "idx_group_id"
          ],
          "key": "PRIMARY",
          "used_key_parts": [
            "product_id"
          ],
          "key_length": "3",
          "rows_examined_per_scan": 81,
          "rows_produced_per_join": 81,
          "filtered": "100.00",
          "index_condition": "(`softwarepirmam_hewadelivard_cscart_4`.`p`.`product_id` in (2282,2285,2904,2900,2909,2887,2890,2888,2886,8380,7741,10237,10140,10197,10020,10299,8379,10167,10344,10032,10177,10178,10345,8439,10249,10222,10035,10147,10172,10048,10193,10276,10039,10095,10228,10192,10058,8345,10239,10148,10156,10023,10103,10026,10074,10088,10174,10233,10226,10219,10244,10105,10157,10160,10059,9972,10274,10294,10022,10104,10247,10261,9952,10159,10161,10225,10254,10255,10273,9937,9968,10071,10272,9969,10047,10050,10056,10093,10232,10238))",
          "cost_info": {
            "read_cost": "48.36",
            "eval_cost": "8.10",
            "prefix_cost": "56.46",
            "data_read_per_join": "1K"
          },
          "used_columns": [
            "product_id",
            "parent_product_id",
            "group_id"
          ]
        }
      },
      {
        "table": {
          "table_name": "g",
          "access_type": "eq_ref",
          "possible_keys": [
            "PRIMARY"
          ],
          "key": "PRIMARY",
          "used_key_parts": [
            "id"
          ],
          "key_length": "3",
          "ref": [
            "softwarepirmam_hewadelivard_cscart_4.p.group_id"
          ],
          "rows_examined_per_scan": 1,
          "rows_produced_per_join": 81,
          "filtered": "100.00",
          "cost_info": {
            "read_cost": "20.25",
            "eval_cost": "8.10",
            "prefix_cost": "84.81",
            "data_read_per_join": "31K"
          },
          "used_columns": [
            "id",
            "code"
          ]
        }
      },
      {
        "table": {
          "table_name": "f",
          "access_type": "ref",
          "possible_keys": [
            "idx_group_id"
          ],
          "key": "idx_group_id",
          "used_key_parts": [
            "group_id"
          ],
          "key_length": "3",
          "ref": [
            "softwarepirmam_hewadelivard_cscart_4.p.group_id"
          ],
          "rows_examined_per_scan": 1,
          "rows_produced_per_join": 81,
          "filtered": "100.00",
          "cost_info": {
            "read_cost": "20.25",
            "eval_cost": "8.10",
            "prefix_cost": "113.16",
            "data_read_per_join": "8K"
          },
          "used_columns": [
            "feature_id",
            "purpose",
            "group_id"
          ]
        }
      }
    ]
  }
}