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 ('1d8918d3edc636b2a5f78560c5533871','0','18.118.31.247','claudebot','1713484272','register.php?sid=1d78d619901e88396b13d4f5b33aac51','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: 19.04.2024 @ 01:51
Script: /register.php?sid=1d78d619901e88396b13d4f5b33aac51
Referer: