SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6 pl2): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('3cd568a7a58a386da8086612b03ce3be','0','216.73.216.241','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1750700145','board.php?boardid=144','0','0','')
mysql error: Duplicate entry '3cd568a7a58a386da8086612b03ce3be' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 23.06.2025 @ 19:35
Script: /board.php?boardid=144
Referer: