INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '16303d6a5001a3d6607ec07e1c508bea721f4c1c5959681fcfe325657d311c4b', 
    'XHHGyOiMOk37PLmKwtIHvaK9dPyY39+6fthNoxTUZ4w=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)