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 ('ef633e49e910b5f4281b4e85d3b0c6d6',',105,106,107,109,110,112,113,114,117,118,126,138,139,386,387,388,389,391,393,394,395,396,397,400,401,402','0','lastpost','desc','1713606774','0','3.137.185.180')
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: 20.04.2024 @ 11:52
Script: /search.php?action=polls&sid=334621e1912d73b5dec269ebef1f819c
Referer: