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 ('cf541e177b1fec55d8556cf72db8c8a4', -1, 1573965432, 1573965432, '03e2fe73', 1, 0, 0)

Line : 187
File : sessions.php