INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e8fe66737e71bbad1719e580864d12b0c678b76b837a03ad0d62418773392d3e', 
    'bJRFIovIp4jm2qzapHki8e3jbzt5jF8sr0xaMSGgAfc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)