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 ('da338a363132dfa9ead3a2ded454e209','0','3.138.122.4','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714898782','thread.php?goto=lastpost&threadid=20119&sid=1c8844406313df806602e8e1923e2c14','0','0','')
mysql error: Duplicate entry 'da338a363132dfa9ead3a2ded454e209' for key 'PRIMARY'
mysql error number: 1062
mysql version: 10.6.15-MariaDB-cll-lve-log
php version: 5.6.40
Date: 05.05.2024 @ 08:46
Script: /thread.php?goto=lastpost&threadid=20119&sid=1c8844406313df806602e8e1923e2c14
Referer: http://www.biker-community.com/thread.php?goto=lastpost&threadid=20119&sid=1c8844406313df806602e8e1923e2c14