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 ('dff930d842c071f61ac10de6104353bd','0','3.139.235.100','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1734878777','addreply.php?postid=22251','0','0','')
mysql error: Duplicate entry 'dff930d842c071f61ac10de6104353bd' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 22.12.2024 @ 15:46
Script: /addreply.php?postid=22251
Referer: http://gttempel.de/addreply.php?postid=22251