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 ('24e7e9669ae8a05a4abb33a1cfc154d2', -1, 1573969723, 1573969723, '03e2fe73', 4, 0, 0)

Line : 187
File : sessions.php