INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '16689e3ab26a68336eb8db4d045003c0322e6a33fdddfa9243fe3a9318c5aaff', 
    'xKehTk9zXfyscD9T9Xg2gUaPaSIKa5btInqgYVivh6w=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)