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 ('7bcf36f9938bb842bef1613c8c9cf663',',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','1715111194','0','3.144.238.20')
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: 07.05.2024 @ 21:46
Script: /search.php?action=user&userid=37&sid=a3546636bba48f6ebda4afa76d615572
Referer: