phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '6f63bba7a3c2f59f0a36b2fd0f4a66e5' 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 ('6f63bba7a3c2f59f0a36b2fd0f4a66e5', -1, 1757966558, 1757966558, 'd849d803', 43, 0, 0)

Line : 187
File : sessions.php