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 ('c4a29c57bea77787ae837e02e7c798b3','0','18.219.22.107','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715316167','board.php?boardid=54&sid=e5b9a92386f81ce768b1a3036830ebe6','0','0','')
mysql error: Duplicate entry 'c4a29c57bea77787ae837e02e7c798b3' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 10.05.2024 @ 06:42
Script: /board.php?boardid=54&sid=e5b9a92386f81ce768b1a3036830ebe6
Referer: