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 ('0501e17286c1a150398f8992e198462a', -1, 1516728215, 1516728215, '36ea0002', -1, 0, 0)

Line : 187
File : sessions.php