SELECT 
  cscart_products.* 
FROM 
  cscart_products 
WHERE 
  cscart_products.product_id IN (
    83335, 83345, 83048, 90884, 90963, 82827, 
    82828, 82900, 82901, 82973, 82974, 
    83235, 82849, 82922, 82995, 83479, 
    83487, 86626, 86695, 85313, 85410, 
    85461, 85512, 82596
  )

Query time 0.00093

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "10.84"
    },
    "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": 24,
      "rows_produced_per_join": 24,
      "filtered": "100.00",
      "cost_info": {
        "read_cost": "8.44",
        "eval_cost": "2.40",
        "prefix_cost": "10.84",
        "data_read_per_join": "115K"
      },
      "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",
        "my_supplier_id",
        "supplier_amount",
        "manufacturer_code",
        "supplier_access_time",
        "rf_stop_update_price",
        "rf_stop_update_amount",
        "rf_stop_update_status",
        "rf_cost"
      ],
      "attached_condition": "(`nuie_scalesta_net`.`cscart_products`.`product_id` in (83335,83345,83048,90884,90963,82827,82828,82900,82901,82973,82974,83235,82849,82922,82995,83479,83487,86626,86695,85313,85410,85461,85512,82596))"
    }
  }
}