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 ('90068bc6b197b643d6f28a3e3f1122c3','0','18.223.108.105','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715835261','profile.php?userid=5649&sid=b87c2d1d4e39d5259d0c197b13150fa1','0','0','')
mysql error: Duplicate entry '90068bc6b197b643d6f28a3e3f1122c3' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.42-log
php version: 5.6.40
Date: 16.05.2024 @ 06:54
Script: /profile.php?userid=5649&sid=b87c2d1d4e39d5259d0c197b13150fa1
Referer: