phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'ac90833d186c99600f24da9b255da473' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('ac90833d186c99600f24da9b255da473', -1, 1730427637, 1730427637, '12da1560', -9, 0)

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