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 ('be69479a195796fd7a9810732b4094a2','0','44.192.47.87','CCBot/2.0 (https://commoncrawl.org/faq/)','1656459978','hpr.is%2FPUeHL','0','0','')
mysql error: The table 'bb1_sessions' is full
mysql error number: 1114
mysql version: 10.5.15-MariaDB-1:10.5.15+maria~focal-log
php version: 5.6.40-nmm4
Date: 29.06.2022 @ 01:46
Script: /ct_redir.php?url=//hpr.is%2FPUeHL
Referer: