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 ('373528954a96eb0eab0521f253e3a2b1','0','3.144.167.25','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1745276862','addreply.php?threadid=1976','0','0','')
mysql error: Duplicate entry '373528954a96eb0eab0521f253e3a2b1' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 22.04.2025 @ 01:07
Script: /addreply.php?threadid=1976
Referer: http://gttempel.de/addreply.php?threadid=1976