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 ('e5514aa7f81b580e64deeb8f43f6b055','0','18.222.156.75','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715461096','thread.php?threadid=2505&sid=5637c9dd038addfa4842938f6f087526','0','0','')
mysql error: Duplicate entry 'e5514aa7f81b580e64deeb8f43f6b055' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 11.05.2024 @ 22:58
Script: /thread.php?threadid=2505&sid=5637c9dd038addfa4842938f6f087526
Referer: http://wehrbauten.de/thread.php?threadid=2505&sid=5637c9dd038addfa4842938f6f087526