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 ('0d7485d165e1b9406312bbc62439c35d','0','54.146.154.243','claudebot','1711669769','register.php?sid=e4e54e9eba0a82c8de383cb1a697f98b','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: 29.03.2024 @ 00:49
Script: /register.php?sid=e4e54e9eba0a82c8de383cb1a697f98b
Referer: