phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '20dbb51b770ac8e35524f28c1cf605b9' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin, priv_session_id) VALUES ('20dbb51b770ac8e35524f28c1cf605b9', -1, 1714247315, 1714247315, 'ac467e98', -8, 0, 0, '81682152236720088f33bc3356b7d0b5')

Line : 187
File : sessions.php