phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a6c9f33d1d0f6ac41ccdfbdfbe63b0fa' for key 'PRIMARY'

INSERT INTO sub_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('a6c9f33d1d0f6ac41ccdfbdfbe63b0fa', -1, 1715642210, 1715642210, '12de151e', -8, 0, 0)

Line : 187
File : sessions.php