INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '709c23a39b8b51451a67cb1e7e66c74c9ab8b168892ad66f7cb635378050fe09', 
    'SmGz0XDO3So6qEZxuVevsgR0w/Z3HFd93OTpEc48G28=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)