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 ('3a9de2cbddd4858b4bdf26e32fee013c','0','18.227.52.111','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1734893990','report.php?postid=31613','0','0','')
mysql error: Duplicate entry '3a9de2cbddd4858b4bdf26e32fee013c' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 22.12.2024 @ 19:59
Script: /report.php?postid=31613
Referer: http://gttempel.de/report.php?postid=31613