phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a1dcc9bd2fff749e3a8a05f8af8e0e22' 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 ('a1dcc9bd2fff749e3a8a05f8af8e0e22', -1, 1732308831, 1732308831, '03933c3e', 0, 0, 0)

Line : 192
File : sessions.php