SQL-DATABASE ERROR

Database error in WoltLab Burning Board: Invalid SQL: DELETE FROM bb1_sessions WHERE lastactivity<1714708507
mysql error:
mysql error number: 0
Date: 03.05.2024 @ 06:25
Script: /wbblite/register.php?sid=e0bc3a65a708654ac6b4168a0e95fb12
Referer: