INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '0f94e7c0b5de9a2eb5acdc46218eb44f1982a24c6bd2b23c72729c35270ad454', 
    'kByXyb5wagfDqbuxjos6ldjgMLZVa/meSRY5QGR9Xuw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)