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 ('56e0d13323e10860637f02e6dd49c9ef', -1, 1568907267, 1568907267, '23afbf96', 65, 0, 0)

Line : 187
File : sessions.php