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 ('bb6cd07b9326b30df03173b143259cc3','0','3.144.124.232','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714454706','addreply.php?postid=84840&sid=92656c2c72cea4a3b25c7a598d04d20f','0','0','')
mysql error: Duplicate entry 'bb6cd07b9326b30df03173b143259cc3' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.42-log
php version: 5.6.40
Date: 30.04.2024 @ 07:25
Script: /addreply.php?postid=84840&sid=92656c2c72cea4a3b25c7a598d04d20f
Referer: