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 ('93171ec4f920dda3269d9a50b9683a74','0','127.0.0.1','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714249201','thread.php?threadid=43&page=2&sid=628044d8330b221324cebdde5bbaec83','0','0','')
mysql error: Duplicate entry '93171ec4f920dda3269d9a50b9683a74' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.42-0ubuntu0.18.04.1
php version: 7.2.34-36+ubuntu18.04.1+deb.sury.org+1
Date: 27.04.2024 @ 22:20
Script: /forum/thread.php?threadid=43&page=2&sid=628044d8330b221324cebdde5bbaec83
Referer: http://www.ichat.de/forum/thread.php?threadid=43&page=2&sid=628044d8330b221324cebdde5bbaec83