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 ('aa94edf7847460ea0e618d344b082297','0','3.145.174.57','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715671106','newthread.php?boardid=403&sid=295507cec28a9153b92e18d49ad25368','0','0','')
mysql error: Duplicate entry 'aa94edf7847460ea0e618d344b082297' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 14.05.2024 @ 09:18
Script: /newthread.php?boardid=403&sid=295507cec28a9153b92e18d49ad25368
Referer: