INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21fd6ecb8a065dec2438a0f4957c744b1702d4cb5c4b513abf341e8a17a245b4', 
    'yTzQv7Q+lVaWJ4W8VG8BzuSDLnOByueTYebZ9vs4JGw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)