phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1114 The table 'phpbb_sessions' is full

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('4e9a80745befe23bf1e0a9d02a9ab5f9', -1, 1574199741, 1574199741, '12d21ce3', 2, 0, 0)

Line : 218
File : sessions.php