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 ('a6b0ba9fad98364bedb3da8f56096189','0','18.189.170.17','claudebot','1713280594','calendar.php?sid=55b2b75e2c10e75368c071a8cd0fafe9','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: 16.04.2024 @ 17:16
Script: /calendar.php?sid=55b2b75e2c10e75368c071a8cd0fafe9
Referer: