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 ('8cce4817b202a4978261e1e87b6a7d3b','0','3.19.31.73','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714617569','login.php?sid=92473621f7b2f182cf98865a3f37d348','0','0','')
mysql error: Duplicate entry '8cce4817b202a4978261e1e87b6a7d3b' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 02.05.2024 @ 04:39
Script: /login.php?sid=92473621f7b2f182cf98865a3f37d348
Referer: http://wehrbauten.de/login.php?sid=92473621f7b2f182cf98865a3f37d348