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 ('80b10c712d7fd0a06f0dbbc5e6fd230f', -1, 1571515036, 1571515036, '64187ae4', 7, 0, 0)

Line : 218
File : sessions.php