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 ('c4b949cd854c0a14b6959552f1e65bb0','0','3.145.38.117','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714705687','addreply.php?action=quote&postid=2323&sid=9c25c96376b78702a2ac26877e563c64','0','0','')
mysql error: Duplicate entry 'c4b949cd854c0a14b6959552f1e65bb0' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 03.05.2024 @ 05:08
Script: /addreply.php?action=quote&postid=2323&sid=9c25c96376b78702a2ac26877e563c64
Referer: