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 ('c78627cbf88d5384f46d12a92504c783','0','44.201.59.20','claudebot','1711698213','register.php?sid=854f16be9f4bf99efdc258b579c71dc9','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 @ 08:43
Script: /register.php?sid=854f16be9f4bf99efdc258b579c71dc9
Referer: