SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6): Invalid SQL: UPDATE bb1_guthaben_bank SET akt_jahr='2024', crashtag='168', boersencrash='0',boersencrashdate = '', boersencrashaktienwert='', boersencrashprozent='',boersencrashaktienwertneu='' WHERE bankid='1'
mysql error: Incorrect integer value: '' for column `retterradio_db2`.`bb1_guthaben_bank`.`boersencrashaktienwert` at row 1
mysql error number: 1366
mysql version: 10.11.6-MariaDB-0+deb12u1
php version: 7.4.33
Date: 28.04.2024 @ 00:00
Script: /thread.php?postid=26600&sid=c94b479342e96fe3e9274fd9f41c983e
Referer: https://www.feuerwehrlive.de/thread.php?threadid=6244&goto=lastpost&sid=056b6534c40513ec5cf8c3d42ece4f0f