SELECT 
  cscart_products.* 
FROM 
  cscart_products 
WHERE 
  cscart_products.product_id IN (
    278, 280, 282, 247, 248, 241, 244, 245, 
    246, 240, 6, 66
  )

Query time 0.00012

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": 12,
      "filtered": 100,
      "index_condition": "cscart_products.product_id in (278,280,282,247,248,241,244,245,246,240,6,66)"
    }
  }
}

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 parent_product_id addon_ship_start_date
6 T0006UROBG P A 1 0.00 12 0.000 0 0 0 0.00 0 1328733200 1328733200 0 N N N N Y N N Y 10 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;} 0 0
66 B00666E71X P A 1 0.00 1 0.000 0 0 0 0.00 0 1328733200 1328733200 0 N N N N Y N N Y 10 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;} 0 0
240 E0240Y27BE P A 1 0.00 10 0.000 0 0 0 0.00 0 1359662400 1383904964 0 N N N N Y N N Y 10 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;} 0 0
241 I0241GCXF9 P A 3 0.00 10 0.000 0 0 0 0.00 0 1383854400 1766325018 0 N N N N Y N N Y 10 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;} 0 0
244 B00F3IUN27 P A 1 0.00 1 0.000 0 0 0 0.00 0 1383854400 1384347268 0 N N N N Y N N Y 10 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;} 0 0
245 B00F3IUN24 P A 1 0.00 1 0.000 0 0 0 0.00 0 1383854400 1384347290 0 N N N N Y N N Y 10 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;} 0 0
246 B00F3F0GLU P A 1 0.00 1 0.000 0 0 0 0.00 0 1383854400 1384348113 0 N N N N Y N N Y 10 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;} 0 0
247 B00F3F0GTA P A 1 33000.00 21 0.000 0 0 0 0.00 0 1433192400 1433245608 0 N N N N N N N Y 10 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;} 0 0
248 L2571ODER9 P A 1 0.00 1 3.620 0 0 0 0.00 0 1411934400 1414482790 0 N N N N Y N N Y 10 0 N N 0 default a:5:{s:16:"min_items_in_box";i:1;s:16:"max_items_in_box";i:1;s:10:"box_length";i:35;s:9:"box_width";i:9;s:10:"box_height";i:27;} 0 0
278 TSHIRT1 P A 1 7500.00 90 0.000 0 0 0 0.00 0 1504253345 1504254135 0 N N N B N R N N N Y 10 0 N 0 0 0 0 N 0 bigpicture_template 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;} 0 0
280 TSHIRT3 P A 1 5000.00 90 0.000 0 0 0 0.00 0 1504253345 1504254057 0 N N N B N R N N N Y 10 0 N 0 0 0 0 N 0 bigpicture_template 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;} 0 0
282 TSHIRT5 P A 1 7500.00 90 0.000 0 0 0 0.00 0 1504253345 1504254102 0 N N N B N R N N N Y 10 0 N 0 0 0 0 N 0 bigpicture_template 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;} 0 0