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 ('8f80ca922cdc74f4f2e9f8015d4f901e',',151,172,201,204,205,207,209,219,252,277,278,281,282,285,292,298,308,318,333,334,336,338,340,344,345,346,349,351,352,353,357,367,368,387,396,398,492,459,468,470,471,476,477,478,495,497,498,499,502,505,506,513,545,638,677,679,702,703,704,709,713,716,719,723,733,740,757,759,768,771,781,788,817,831,845,855,863,878,894,888,898,933,957,984','1','lastpost','desc','1714954624','0','3.17.6.75')
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 @ 02:17
Script: /search.php?action=user&userid=24&sid=74cc815d96fa03f0b9e5335ad0a2038a
Referer: