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 ('15bc10a315cb0951b59ca0f55d7b44b9', -1, 1571458437, 1571458437, '12cc3028', 60, 0, 0)

Line : 218
File : sessions.php