phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'acaf2d122dbbf4692405da1a615c38f4' 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 ('acaf2d122dbbf4692405da1a615c38f4', -1, 1714345464, 1714345464, '0d3b3d77', -4, 0, 0)

Line : 189
File : sessions.php