SQL-DATABASE ERROR

Database error in (): Link-ID == false, connect failed
mysql error:
mysql error number:
mysql version: unknown
php version: 7.4.33
Date: 17.05.2024 @ 09:43
Script: /wbb2/xy_megashoutbox.php?page_shout=chat&setting=&comment=&sid=9dd3e74ab4b2ef232058a0fc82003ae7
Referer: