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 ('02621adf36604d9da7b6df1e4781b4fb', -1, 1579920187, 1579920187, '03e58eaf', -4, 0, 0)

Line : 189
File : sessions.php