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 ('66f3741b91321a0ad65eea6f10bfdc69','0','3.128.197.164','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715604235','board.php?boardid=90&sid=13d2cde5cf5916daf01e6922061a2e14','0','0','')
mysql error: Duplicate entry '66f3741b91321a0ad65eea6f10bfdc69' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 13.05.2024 @ 14:43
Script: /board.php?boardid=90&sid=13d2cde5cf5916daf01e6922061a2e14
Referer: