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 ('76b0157a585c94c14bb8343b879ff1db','0','18.221.187.121','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715222366','board.php?boardid=382&sid=63cdf84995f9afa00bb091c8568ca246','0','0','')
mysql error: Duplicate entry '76b0157a585c94c14bb8343b879ff1db' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 09.05.2024 @ 04:39
Script: /board.php?boardid=382&sid=63cdf84995f9afa00bb091c8568ca246
Referer: