SELECT 
  option_type as type, 
  option_id 
FROM 
  cscart_product_options 
WHERE 
  option_id IN (20, 25)

Query time 0.00038

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "4.81"
    },
    "table": {
      "table_name": "cscart_product_options",
      "access_type": "range",
      "possible_keys": [
        "PRIMARY"
      ],
      "key": "PRIMARY",
      "used_key_parts": [
        "option_id"
      ],
      "key_length": "3",
      "rows_examined_per_scan": 2,
      "rows_produced_per_join": 2,
      "filtered": "100.00",
      "index_condition": "(`danishecarter_25_march`.`cscart_product_options`.`option_id` in (20,25))",
      "cost_info": {
        "read_cost": "4.41",
        "eval_cost": "0.40",
        "prefix_cost": "4.81",
        "data_read_per_join": "4K"
      },
      "used_columns": [
        "option_id",
        "option_type"
      ]
    }
  }
}