phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '6dbb619e88c0c9d244f75f9d973bcb7c' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('6dbb619e88c0c9d244f75f9d973bcb7c', -1, 1771536552, 1771536552, 'd849d831', -9, 0, 0)

Line : 187
File : sessions.php