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 ('8162431e568122f1b38e9fbbd1d0cf88','0','3.22.68.49','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715817541','report.php?postid=7879','0','0','')
mysql error: Duplicate entry '8162431e568122f1b38e9fbbd1d0cf88' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 16.05.2024 @ 01:59
Script: /report.php?postid=7879
Referer: http://gttempel.de/report.php?postid=7879