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 ('45ccb43aedb29af1bce613ee931b6c2d','0','52.15.179.198','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1745052601','report.php?postid=21948','0','0','')
mysql error: Duplicate entry '45ccb43aedb29af1bce613ee931b6c2d' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 19.04.2025 @ 10:50
Script: /report.php?postid=21948
Referer: http://gttempel.de/report.php?postid=21948