INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c869e14d0f7641a668f3d04d3464af0daed54c6e0810f93375a7b8a06a73bc8b', 
    'eelRx2UNLFzOid6Mn3YtULYQQs9AkjgaU2YClhDzbaU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)