INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a1c20541bf209432a4aef3e635dc8d053aa208c61e2a397681b81a2804c155db', 
    '6HRJVkWSOBbj1HHQ3a9xx9fYmlcgiUI2Wbnr2iwXTVI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)