SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.4): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('2874ab3171db80833b6d9027a069c925','0','18.117.174.43','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1745760715','thread.php?postid=13836','0','0','')
mysql error: The table 'bb1_sessions' is full
mysql error number: 1114
mysql version: 4.1.22-standard
php version: 5.3.29-1+hw8
Date: 27.04.2025 @ 09:31
Script: /wbb2/thread.php?postid=13836
Referer: