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 ('568a8aa5cf8bde1908c409e0eb62460c','0','18.223.124.244','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714654224','search.php?sid=569f16ee70b89cab49c832184ef15152','0','0','')
mysql error: Duplicate entry '568a8aa5cf8bde1908c409e0eb62460c' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 02.05.2024 @ 14:50
Script: /search.php?sid=569f16ee70b89cab49c832184ef15152
Referer: