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 ('a5b1355d0654c14cbac5cb64b152191b','0','3.145.60.166','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1713997503','search.php?action=user&userid=201&sid=91af8d7c157de6784dfe955b0b22c929','0','0','')
mysql error: Duplicate entry 'a5b1355d0654c14cbac5cb64b152191b' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.42-log
php version: 5.6.40
Date: 25.04.2024 @ 00:25
Script: /search.php?action=user&userid=201&sid=91af8d7c157de6784dfe955b0b22c929
Referer: