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 ('e2860ed637db5b2e9256b4b2fd08dff6',',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','1713933218','0','3.133.141.6')
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: 24.04.2024 @ 06:33
Script: /search.php?action=polls&sid=0dd0b04f0a5d55285b2df72471ffe43d
Referer: