INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '299eb728502c0b1edda007ca7b0502971061b03f2f96feacc99c94c6f11b2127', 
    'mGUt+25dCKGykNTzgRwpcwUWcBfg8kfcEoJIoK6ioOk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)