SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6 pl2): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('bd2efbea61aad84e11b982b151d1f91d','0','3.15.3.240','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1743837124','thread.php?goto=firstnew_thread&threadid=1571','0','0','')
mysql error: Duplicate entry 'bd2efbea61aad84e11b982b151d1f91d' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 05.04.2025 @ 09:12
Script: /thread.php?goto=firstnew_thread&threadid=1571
Referer: http://gttempel.de/thread.php?goto=firstnew_thread&threadid=1571