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 ('44e4cba2b6c7fb771d4c928828c6f07f',',377,380,419,431,448,461,895,919,986,1006,1015,1058,1157,1171,1196,1198,1205,1229,1237,1318,1315,1333,1343,1347,1355,1356,1379,1405,1440,1446,1482,1501,1519','1','lastpost','desc','1714972133','0','18.218.38.125')
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: 06.05.2024 @ 07:08
Script: /search.php?action=user&userid=30&sid=463f2fce929812956ab2f19c156368b2
Referer: