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 ('85b4de8a2c55944d27641069efc91b64','0','3.149.251.154','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714843727','memberslist.php?sid=aa763e3401a5c83ce46a18881b8f53a5','0','0','')
mysql error: Duplicate entry '85b4de8a2c55944d27641069efc91b64' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 04.05.2024 @ 19:28
Script: /memberslist.php?sid=aa763e3401a5c83ce46a18881b8f53a5
Referer: http://wehrbauten.de/memberslist.php?sid=aa763e3401a5c83ce46a18881b8f53a5