phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '4dea3616b2af05cf894d5feae419345f' 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 ('4dea3616b2af05cf894d5feae419345f', -1, 1769960591, 1769960591, 'd849d822', -4, 0, 0)

Line : 187
File : sessions.php