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 ('61f6d3c73071329e8a23a5f2cfd5ee28','0','3.16.76.43','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1713604273','register.php?sid=29a794c7056d3a13a914c42320cb0415','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: 20.04.2024 @ 11:11
Script: /register.php?sid=29a794c7056d3a13a914c42320cb0415
Referer: