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 ('54dba6e44fce1a7d5da5def4c95f5d32','0','3.144.237.3','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714444383','thread.php?threadid=5209&sid=81d0a061eb7aeae85e90d591d56493c1','0','0','')
mysql error: Duplicate entry '54dba6e44fce1a7d5da5def4c95f5d32' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.42-log
php version: 5.6.40
Date: 30.04.2024 @ 04:33
Script: /thread.php?threadid=5209&sid=81d0a061eb7aeae85e90d591d56493c1
Referer: