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 ('c2b6272c7e2553aafaecca5b6c6f54f7', -1, 1573592848, 1573592848, '03e9d9f2', 59, 0, 0)

Line : 187
File : sessions.php