SELECT 
  cscart_products.* 
FROM 
  cscart_products 
WHERE 
  cscart_products.product_id IN (471, 472, 469, 470, 345, 346)

Query time 0.00026

JSON explain

{
  "query_block": {
    "select_id": 1,
    "table": {
      "table_name": "cscart_products",
      "access_type": "range",
      "possible_keys": ["PRIMARY"],
      "key": "PRIMARY",
      "key_length": "3",
      "used_key_parts": ["product_id"],
      "rows": 6,
      "filtered": 100,
      "index_condition": "cscart_products.product_id in (471,472,469,470,345,346)"
    }
  }
}

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 __variation_code __variation_options __is_default_variation
345 YK15S P A 1 8640.00 3 105.000 0 0 0 0.00 0 1432134000 1560996571 0 N N N B N R Y N N Y 10 0 B 0 5 1 5 7,8 N 0 P F 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 N
346 YK15L P A 1 9720.00 3 112.000 0 0 0 0.00 0 1432134000 1560996571 0 N N N B N R Y N N Y 10 0 B 0 5 1 5 7,8 N 0 P F 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 N
469 VR15J-LS P A 1 35424.00 2 461.000 0 0 0 0.00 0 1459945250 1528253067 0 N N N B N R Y N N Y 10 0 B 0 5 1 5 7,8 N 0 P F 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 N
470 VR15J-LL P A 1 36504.00 0 470.000 0 0 0 0.00 0 1459945250 1560996571 0 N N N B N R Y N N Y 10 0 B 0 5 1 5 7,8 N 0 P F 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 N
471 VR15J-SS P A 1 34344.00 0 455.000 0 0 0 0.00 0 1459945250 1560996571 0 N N N B N R Y N N Y 10 1527174000 B 0 5 1 5 7,8 N 0 P F 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 N
472 VR15J-SL P A 1 35424.00 0 462.000 0 0 0 0.00 0 1459945250 1560996571 0 N N N B N R Y N N Y 10 0 B 0 5 1 5 7,8 N 0 P F 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 N