phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '30d53c46e39657de3d7ff0d1244836c8' 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 ('30d53c46e39657de3d7ff0d1244836c8', -1, 1762892160, 1762892160, 'd849d817', -4, 0, 0)

Line : 187
File : sessions.php