phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '1deaac6af5a4c9e0905e4e146b990023' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('1deaac6af5a4c9e0905e4e146b990023', -1, 1766328779, 1766328779, 'd849d893', 2, 0)

Line : 180
File : /www/includes/sessions.php