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 ('abb4b96b9b6165d8b2cb614e5f1119ef','0','3.144.17.112','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1745171606','report.php?postid=1963','0','0','')
mysql error: Duplicate entry 'abb4b96b9b6165d8b2cb614e5f1119ef' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 20.04.2025 @ 19:53
Script: /report.php?postid=1963
Referer: http://gttempel.de/report.php?postid=1963