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 ('d74fce2ac9f4a4101d9498f50414a18e','0','18.191.228.88','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1713924461','thread.php?threadid=4415&goto=lastpost&sid=8883e047add9807f6eeb0d1d1846375c','0','0','')
mysql error: The table 'bb1_sessions' is full
mysql error number: 1114
mysql version: 10.0.32-MariaDB-0+deb8u1
php version: 5.6.33-0+deb8u1
Date: 24.04.2024 @ 04:07
Script: /thread.php?threadid=4415&goto=lastpost&sid=8883e047add9807f6eeb0d1d1846375c
Referer: