phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a172d6b5e2b490ddb4d50c7b6b97b451' 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) VALUES ('a172d6b5e2b490ddb4d50c7b6b97b451', -1, 1714199969, 1714199969, 'ac1d001b', -4, 0, 0)

Line : 187
File : sessions.php