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 ('5941fe240c91f0f79ed85d74dd20bde3','0','3.138.141.202','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715121149','jgs_portal_box.php?id=14&sid=759331dbd4aeb712daa68d4cbd36f810','0','0','')
mysql error: Duplicate entry '5941fe240c91f0f79ed85d74dd20bde3' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 08.05.2024 @ 00:32
Script: /jgs_portal_box.php?id=14&sid=759331dbd4aeb712daa68d4cbd36f810
Referer: