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 ('ced15761df7b739c9005de1081470bf1','0','3.147.59.217','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715537760','board.php?boardid=629&sid=96d8bdfb926e8d72fb012ce3f32b781a','0','0','')
mysql error: Duplicate entry 'ced15761df7b739c9005de1081470bf1' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 12.05.2024 @ 20:16
Script: /board.php?boardid=629&sid=96d8bdfb926e8d72fb012ce3f32b781a
Referer: