SELECT 
  cscart_products.* 
FROM 
  cscart_products 
WHERE 
  cscart_products.product_id IN (
    86688, 86690, 83041, 83043, 90877, 90879, 
    90956, 90958, 91070, 91071, 91073, 
    91074, 91075, 89815, 89867, 89939, 
    91505, 82841, 82914, 82987, 85303, 
    85400, 85451, 85502, 86492, 86494, 
    86768, 86770, 84663, 84664, 85306, 
    85308, 85403, 85405, 85454, 85456, 
    85505, 85507, 91114, 91116, 91120, 
    91122, 91125, 91127, 91129, 91200, 
    91202, 91206
  )

Query time 0.00085

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "21.67"
    },
    "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": 48,
      "rows_produced_per_join": 48,
      "filtered": "100.00",
      "cost_info": {
        "read_cost": "16.87",
        "eval_cost": "4.80",
        "prefix_cost": "21.67",
        "data_read_per_join": "230K"
      },
      "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 (86688,86690,83041,83043,90877,90879,90956,90958,91070,91071,91073,91074,91075,89815,89867,89939,91505,82841,82914,82987,85303,85400,85451,85502,86492,86494,86768,86770,84663,84664,85306,85308,85403,85405,85454,85456,85505,85507,91114,91116,91120,91122,91125,91127,91129,91200,91202,91206))"
    }
  }
}