SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6 pl2): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('a8bc2e6c921b5afe0b65ce909c95e440','0','18.119.100.196','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1745261498','editpost.php?postid=25943','0','0','')
mysql error: Duplicate entry 'a8bc2e6c921b5afe0b65ce909c95e440' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 21.04.2025 @ 20:51
Script: /editpost.php?postid=25943
Referer: http://gttempel.de/editpost.php?postid=25943