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 ('436cab71cb6d4ab2d615eab81b836ca1','0','18.118.28.31','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1734971949','report.php?postid=32450','0','0','')
mysql error: Duplicate entry '436cab71cb6d4ab2d615eab81b836ca1' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 23.12.2024 @ 17:39
Script: /report.php?postid=32450
Referer: http://gttempel.de/report.php?postid=32450