INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9be758d1f2bd966005a7ac023e51fef03af39f81adbea96aa8bfa8a1e12ded8b', 
    '16AkxVQbAXJrbW4NKDqDCZ5CbOjNL8E21Wc2A0dTExE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)