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 ('f094792eedfa99f842e7caf7d3ae691a','0','18.118.120.109','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714667335','thread.php?goto=lastpost&threadid=579&sid=2f0862ca1e355fd23166fb2001af2b7a','0','0','')
mysql error: Duplicate entry 'f094792eedfa99f842e7caf7d3ae691a' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 02.05.2024 @ 18:28
Script: /thread.php?goto=lastpost&threadid=579&sid=2f0862ca1e355fd23166fb2001af2b7a
Referer: http://wehrbauten.de/thread.php?goto=lastpost&threadid=579&sid=2f0862ca1e355fd23166fb2001af2b7a