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 ('a81ece4f4f077e80b7c25e3a0b72a7e6', -1, 1579867117, 1579867117, '035320ab', 38, 0, 0)

Line : 187
File : sessions.php