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 ('e14c0bfd3a89b6c12ff47870b0653144', -1, 1550592431, 1550592431, '22e2d0b9', 21, 0, 0)

Line : 189
File : sessions.php