SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6): Invalid SQL: INSERT INTO bb1_searchs (searchhash,postids,showposts,sortby,sortorder,searchtime,userid,ipaddress) VALUES ('8448bf0d0dbc69c0f3fd378e14711e37',',534,536,632,641,660,664,794,839,851,854,893,901,909,914,962,966,1032,1054,1066,1067,1124,1125,1202,1249','1','lastpost','desc','1715220076','0','3.17.184.90')
mysql error: Field 'searchstring' doesn't have a default value
mysql error number: 1364
mysql version: 10.3.39-MariaDB-1:10.3.39+maria~ubu2004
php version: 5.2.17
Date: 09.05.2024 @ 04:01
Script: /search.php?action=user&userid=37&sid=af7a1a3fd12217cafaa1b96a1b908413
Referer: