INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b5979ca44eaaca3a9a36de4eee2603fd15b846fc492a0eaa07d16c2ef62ec1e8', 
    'elLmu7K0dlBc7xBHLNTs7OExh0n8+Icifj47wrcsr0c=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)