phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '991c66b2e08a21b8d575f36e8ce4970f' 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 ('991c66b2e08a21b8d575f36e8ce4970f', -1, 1715289620, 1715289620, '030f1920', -8, 0, 0)

Line : 187
File : sessions.php