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 ('59dac72370ac8c5bdf27fb417ff29003','0','3.12.73.64','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715843876','addreply.php?action=quote&postid=30845','0','0','')
mysql error: Duplicate entry '59dac72370ac8c5bdf27fb417ff29003' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 16.05.2024 @ 09:17
Script: /addreply.php?action=quote&postid=30845
Referer: