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 ('d7d5b3656a1d1984236c058e0e8329bd', -1, 1573566883, 1573566883, '12d0ba13', 58, 0, 0)

Line : 187
File : sessions.php