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 ('2f2837e054bbe3b4d0d8cf7d7a3257c6','0','18.224.59.231','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714700774','profile.php?userid=242&sid=8c9254ff9d8f871b3642a845f7d685e6','0','0','')
mysql error: Duplicate entry '2f2837e054bbe3b4d0d8cf7d7a3257c6' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 03.05.2024 @ 03:46
Script: /profile.php?userid=242&sid=8c9254ff9d8f871b3642a845f7d685e6
Referer: