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 ('db48e7ae4d8107aec1ad2a5d42c9908b', -1, 1573532328, 1573532328, '23afbf48', 69, 0, 0)

Line : 187
File : sessions.php