SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6): Invalid SQL: INSERT INTO bb2_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('b8d1c00abe411da3a538bca6102b361b','0','3.145.199.140','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1716361745','search.php?sid=e557beb8953263facd31173da1744804','0','0','')
mysql error: Duplicate entry 'b8d1c00abe411da3a538bca6102b361b' for key 1
mysql error number: 1062
mysql version: 4.1.22-standard
php version: 5.3.29-1+hw8
Date: 22.05.2024 @ 03:09
Script: /wbb2/search.php?sid=e557beb8953263facd31173da1744804
Referer: