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 ('ac8261f2cf7f8d744d5e91e01453dba6', -1, 1574122541, 1574122541, '035d4ae3', 3, 0, 0)

Line : 218
File : sessions.php