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 ('bcae643e5ca8f5e9f1ba8a8666a1d7bb','0','18.217.65.190','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715905686','profile.php?userid=116&sid=35a4bf516cf23b3fc35d52292d753e61','0','0','')
mysql error: Duplicate entry 'bcae643e5ca8f5e9f1ba8a8666a1d7bb' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.42-log
php version: 5.6.40
Date: 17.05.2024 @ 02:28
Script: /profile.php?userid=116&sid=35a4bf516cf23b3fc35d52292d753e61
Referer: