SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('f7a8d6d0f8d993867349406c0c098f22','0','3.133.144.197','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715398709','index.php?sid=356f87d671983aaf4c3996913044451d','0','0','')
mysql error: Duplicate entry 'f7a8d6d0f8d993867349406c0c098f22' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 11.05.2024 @ 05:38
Script: /index.php?sid=356f87d671983aaf4c3996913044451d
Referer: http://wehrbauten.de/index.php?sid=356f87d671983aaf4c3996913044451d