SELECT 
  option_id, 
  option_type 
FROM 
  cscart_product_options 
WHERE 
  option_id IN (
    627, 628, 629, 1407, 1409, 1444, 829, 
    1506, 1548, 1550, 831, 838, 856, 1394, 
    1504
  )

Query time 0.00660

JSON explain

{
  "query_block": {
    "select_id": 1,
    "nested_loop": [
      {
        "table": {
          "table_name": "cscart_product_options",
          "access_type": "range",
          "possible_keys": ["PRIMARY"],
          "key": "PRIMARY",
          "key_length": "3",
          "used_key_parts": ["option_id"],
          "rows": 15,
          "filtered": 100,
          "index_condition": "cscart_product_options.option_id in (627,628,629,1407,1409,1444,829,1506,1548,1550,831,838,856,1394,1504)"
        }
      }
    ]
  }
}

Result

option_id option_type
627 S
628 S
629 S
829 R
831 R
838 R
856 R
1394 R
1407 C
1409 C
1444 R
1504 R
1506 R
1548 C
1550 C