phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'ac42599a92785d7dcb5951ee2bfce8eb' for key 'phpbb_sessions.PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('ac42599a92785d7dcb5951ee2bfce8eb', -1, 1714052960, 1714052960, '12bf1556', 4, 0, 0)

Line : 187
File : sessions.php