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 ('9c8166de935e326871acf914a1beb0d3','0','18.227.161.132','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714485565','thread.php?threadid=187705&threadview=0&hilight=&hilightuser=0&sid=b9d00b5eeb82e279ce5690e8a226ae3f','0','0','')
mysql error: Duplicate entry '9c8166de935e326871acf914a1beb0d3' for key 'PRIMARY'
mysql error number: 1062
mysql version: 10.1.48-MariaDB-0ubuntu0.18.04.1
php version: 7.4.33
Date: 30.04.2024 @ 15:59
Script: /thread.php?threadid=187705&threadview=0&hilight=&hilightuser=0&sid=b9d00b5eeb82e279ce5690e8a226ae3f
Referer: http://www.gegen-bilderklau.net/thread.php?threadid=187705&threadview=0&hilight=&hilightuser=0&sid=b9d00b5eeb82e279ce5690e8a226ae3f