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 ('22387ab18865d4e63202c8dccc48e602','0','3.15.143.181','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715059163','thread.php?threadid=1404&sid=e70d8cbe67cd4e0bbe7dacdedaf0a5e8','0','0','')
mysql error: Duplicate entry '22387ab18865d4e63202c8dccc48e602' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 07.05.2024 @ 07:19
Script: /thread.php?threadid=1404&sid=e70d8cbe67cd4e0bbe7dacdedaf0a5e8
Referer: