SELECT 
  cscart_products.* 
FROM 
  cscart_products 
WHERE 
  cscart_products.product_id IN (
    9994, 7996, 7994, 7999, 8000, 9398, 7995, 
    7997, 7998, 8001, 9991, 9993, 8554, 
    9982, 9983, 9988, 9980, 9985, 9989
  )

Query time 0.00090

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "13.31"
    },
    "table": {
      "table_name": "cscart_products",
      "access_type": "range",
      "possible_keys": [
        "PRIMARY"
      ],
      "key": "PRIMARY",
      "used_key_parts": [
        "product_id"
      ],
      "key_length": "3",
      "rows_examined_per_scan": 19,
      "rows_produced_per_join": 19,
      "filtered": "100.00",
      "index_condition": "(`softwarepirmam_hewadelivard_cscart_4`.`cscart_products`.`product_id` in (9994,7996,7994,7999,8000,9398,7995,7997,7998,8001,9991,9993,8554,9982,9983,9988,9980,9985,9989))",
      "cost_info": {
        "read_cost": "11.41",
        "eval_cost": "1.90",
        "prefix_cost": "13.31",
        "data_read_per_join": "84K"
      },
      "used_columns": [
        "product_id",
        "product_code",
        "product_type",
        "status",
        "company_id",
        "list_price",
        "amount",
        "weight",
        "length",
        "width",
        "height",
        "shipping_freight",
        "low_avail_limit",
        "timestamp",
        "updated_timestamp",
        "usergroup_ids",
        "is_edp",
        "edp_shipping",
        "unlimited_download",
        "tracking",
        "free_shipping",
        "zero_price_action",
        "is_pbp",
        "is_op",
        "is_oper",
        "is_returnable",
        "return_period",
        "avail_since",
        "out_of_stock_actions",
        "localization",
        "min_qty",
        "max_qty",
        "qty_step",
        "list_qty_count",
        "tax_ids",
        "age_verification",
        "age_limit",
        "options_type",
        "exceptions_type",
        "details_layout",
        "shipping_params",
        "facebook_obj_type",
        "parent_product_id",
        "buy_now_url",
        "units_in_product",
        "show_price_per_x_units",
        "ab__stickers_manual_ids",
        "ab__stickers_generated_ids"
      ]
    }
  }
}

Result

product_id product_code product_type status company_id list_price amount weight length width height shipping_freight low_avail_limit timestamp updated_timestamp usergroup_ids is_edp edp_shipping unlimited_download tracking free_shipping zero_price_action is_pbp is_op is_oper is_returnable return_period avail_since out_of_stock_actions localization min_qty max_qty qty_step list_qty_count tax_ids age_verification age_limit options_type exceptions_type details_layout shipping_params facebook_obj_type parent_product_id buy_now_url units_in_product show_price_per_x_units ab__stickers_manual_ids ab__stickers_generated_ids
7994 P A 1 0.00 100 0.000 0 0 0 0.00 0 1762778899 1763302091 0 N N N N Y N N Y 3 0 N N 0 default a:5:{s:16:"min_items_in_box";i:0;s:16:"max_items_in_box";i:0;s:10:"box_length";i:0;s:9:"box_width";i:0;s:10:"box_height";i:0;} activity 0 0.000 0.000
7995 P A 1 0.00 100 0.000 0 0 0 0.00 0 1762780691 1763302129 0 N N N N Y N N Y 3 0 N N 0 default a:5:{s:16:"min_items_in_box";i:0;s:16:"max_items_in_box";i:0;s:10:"box_length";i:0;s:9:"box_width";i:0;s:10:"box_height";i:0;} activity 0 0.000 0.000
7996 P A 1 0.00 100 0.000 0 0 0 0.00 0 1762781083 1763302175 0 N N N N Y N N Y 3 0 N N 0 default a:5:{s:16:"min_items_in_box";i:0;s:16:"max_items_in_box";i:0;s:10:"box_length";i:0;s:9:"box_width";i:0;s:10:"box_height";i:0;} activity 0 0.000 0.000
7997 P A 1 0.00 100 0.000 0 0 0 0.00 0 1762781991 1763302228 0 N N N N Y N N Y 3 0 N N 0 default a:5:{s:16:"min_items_in_box";i:0;s:16:"max_items_in_box";i:0;s:10:"box_length";i:0;s:9:"box_width";i:0;s:10:"box_height";i:0;} activity 0 0.000 0.000
7998 P A 1 0.00 100 0.000 0 0 0 0.00 0 1762785397 1763302257 0 N N N N Y N N Y 3 0 N N 0 default a:5:{s:16:"min_items_in_box";i:0;s:16:"max_items_in_box";i:0;s:10:"box_length";i:0;s:9:"box_width";i:0;s:10:"box_height";i:0;} activity 0 0.000 0.000
7999 P A 1 0.00 100 0.000 0 0 0 0.00 0 1762785677 1763302281 0 N N N N Y N N Y 3 0 N N 0 default a:5:{s:16:"min_items_in_box";i:0;s:16:"max_items_in_box";i:0;s:10:"box_length";i:0;s:9:"box_width";i:0;s:10:"box_height";i:0;} activity 0 0.000 0.000
8000 P A 1 0.00 100 0.000 0 0 0 0.00 0 1762785963 1763302305 0 N N N N Y N N Y 3 0 N N 0 default a:5:{s:16:"min_items_in_box";i:0;s:16:"max_items_in_box";i:0;s:10:"box_length";i:0;s:9:"box_width";i:0;s:10:"box_height";i:0;} activity 0 0.000 0.000
8001 P A 1 0.00 100 0.000 0 0 0 0.00 0 1762786285 1763302332 0 N N N N Y N N Y 3 0 N N 0 default a:5:{s:16:"min_items_in_box";i:0;s:16:"max_items_in_box";i:0;s:10:"box_length";i:0;s:9:"box_width";i:0;s:10:"box_height";i:0;} activity 0 0.000 0.000
8554 P A 1 0.00 100 0.000 0 0 0 0.00 0 1763724763 1763990264 0 N N N N Y N N Y 3 0 N N 0 default a:5:{s:16:"min_items_in_box";i:0;s:16:"max_items_in_box";i:0;s:10:"box_length";i:0;s:9:"box_width";i:0;s:10:"box_height";i:0;} activity 0 0.000 0.000
9398 P A 1 0.00 100 0.000 0 0 0 0.00 0 1765032607 1765216269 0 N N N N Y N N Y 3 0 N N 0 default a:5:{s:16:"min_items_in_box";i:0;s:16:"max_items_in_box";i:0;s:10:"box_length";i:0;s:9:"box_width";i:0;s:10:"box_height";i:0;} activity 0 0.000 0.000
9980 P A 1 0.00 100 0.000 0 0 0 0.00 0 1766356572 1766356662 0 N N N N Y N N Y 3 0 N N 0 default a:5:{s:16:"min_items_in_box";i:0;s:16:"max_items_in_box";i:0;s:10:"box_length";i:0;s:9:"box_width";i:0;s:10:"box_height";i:0;} activity 0 0.000 0.000
9982 P A 1 0.00 100 0.000 0 0 0 0.00 0 1766357345 1766357435 0 N N N N Y N N Y 3 0 N N 0 default a:5:{s:16:"min_items_in_box";i:0;s:16:"max_items_in_box";i:0;s:10:"box_length";i:0;s:9:"box_width";i:0;s:10:"box_height";i:0;} activity 0 0.000 0.000
9983 P A 1 0.00 100 0.000 0 0 0 0.00 0 1766357722 1766357813 0 N N N N Y N N Y 3 0 N N 0 default a:5:{s:16:"min_items_in_box";i:0;s:16:"max_items_in_box";i:0;s:10:"box_length";i:0;s:9:"box_width";i:0;s:10:"box_height";i:0;} activity 0 0.000 0.000
9985 P A 1 0.00 100 0.000 0 0 0 0.00 0 1766358038 1766358184 0 N N N N Y N N Y 3 0 N N 0 default a:5:{s:16:"min_items_in_box";i:0;s:16:"max_items_in_box";i:0;s:10:"box_length";i:0;s:9:"box_width";i:0;s:10:"box_height";i:0;} activity 0 0.000 0.000
9988 P A 1 0.00 100 0.000 0 0 0 0.00 0 1766358523 1766358604 0 N N N N Y N N Y 3 0 N N 0 default a:5:{s:16:"min_items_in_box";i:0;s:16:"max_items_in_box";i:0;s:10:"box_length";i:0;s:9:"box_width";i:0;s:10:"box_height";i:0;} activity 0 0.000 0.000
9989 P A 1 0.00 100 0.000 0 0 0 0.00 0 1766358798 1766358913 0 N N N N Y N N Y 3 0 N N 0 default a:5:{s:16:"min_items_in_box";i:0;s:16:"max_items_in_box";i:0;s:10:"box_length";i:0;s:9:"box_width";i:0;s:10:"box_height";i:0;} activity 0 0.000 0.000
9991 P A 1 0.00 100 0.000 0 0 0 0.00 0 1766359073 1766359175 0 N N N N Y N N Y 3 0 N N 0 default a:5:{s:16:"min_items_in_box";i:0;s:16:"max_items_in_box";i:0;s:10:"box_length";i:0;s:9:"box_width";i:0;s:10:"box_height";i:0;} activity 0 0.000 0.000
9993 P A 1 0.00 100 0.000 0 0 0 0.00 0 1766359376 1766359480 0 N N N N Y N N Y 3 0 N N 0 default a:5:{s:16:"min_items_in_box";i:0;s:16:"max_items_in_box";i:0;s:10:"box_length";i:0;s:9:"box_width";i:0;s:10:"box_height";i:0;} activity 0 0.000 0.000
9994 P A 1 0.00 100 0.000 0 0 0 0.00 0 1766359771 1766359874 0 N N N N Y N N Y 3 0 N N 0 default a:5:{s:16:"min_items_in_box";i:0;s:16:"max_items_in_box";i:0;s:10:"box_length";i:0;s:9:"box_width";i:0;s:10:"box_height";i:0;} activity 0 0.000 0.000