phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'd120f4403824fa1c7c04a2685fe74d6b' 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 ('d120f4403824fa1c7c04a2685fe74d6b', -1, 1769179593, 1769179593, 'd849d89a', -4, 0, 0)

Line : 187
File : sessions.php