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 ('7193c872dfb2dbf3666c8c7a85b4d1ee', -1, 1529624356, 1529624356, '36c42a92', 9, 0, 0)

Line : 219
File : sessions.php