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 ('9db96b905a4193c9a746375039a8067e','0','3.136.17.163','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1716125517','profile.php?userid=3&sid=5b05945ee11a0dc345d347b31fc55306','0','0','')
mysql error: Duplicate entry '9db96b905a4193c9a746375039a8067e' for key 'PRIMARY'
mysql error number: 1062
mysql version: 10.5.23-MariaDB-0+deb11u1
php version: 5.6.40
Date: 19.05.2024 @ 15:31
Script: /profile.php?userid=3&sid=5b05945ee11a0dc345d347b31fc55306
Referer: