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 ('c14f031e29eb69fa63ed27ddd8cf0859','0','52.14.240.224','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715603632','profile.php?userid=242&sid=be81bf9954b43aeb8d9fee412ac600f8','0','0','')
mysql error: Duplicate entry 'c14f031e29eb69fa63ed27ddd8cf0859' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 13.05.2024 @ 14:33
Script: /profile.php?userid=242&sid=be81bf9954b43aeb8d9fee412ac600f8
Referer: http://wehrbauten.de/profile.php?userid=242&sid=be81bf9954b43aeb8d9fee412ac600f8