SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6 pl2): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('f23fe544e8d5182fbded557fe88f692d','0','3.145.12.242','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714162445','profile.php?userid=10026&sid=3822dd42543c4308c29e82611fda8dab','0','0','')
mysql error: Duplicate entry 'f23fe544e8d5182fbded557fe88f692d' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.1.73-1
php version: 5.3.3-7+squeeze19
Date: 26.04.2024 @ 22:14
Script: /waller/profile.php?userid=10026&sid=3822dd42543c4308c29e82611fda8dab
Referer: