SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6 pl 2): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('f71b5bb105f0843625daf6b9c714e746','0','3.239.83.89','claudebot','1711700328','formmail.php?userid=37260&sid=3b10f940165e9de2af3d288594674b3d','0','0','')
mysql error: Duplicate entry 'f71b5bb105f0843625daf6b9c714e746' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.44
php version: 5.2.17
Date: 29.03.2024 @ 09:18
Script: /formmail.php?userid=37260&sid=3b10f940165e9de2af3d288594674b3d
Referer: http://your-wbb.de/formmail.php?userid=37260&sid=3b10f940165e9de2af3d288594674b3d