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 ('e505ab8133ee957ac11f9ac4e3715d2e', -1, 1560685518, 1560685518, '22eb8fbe', 3, 0, 0)

Line : 188
File : sessions.php