phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'b9cc491d67c8ca6bf7d72e2d84a9ab3b' for key 1

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('b9cc491d67c8ca6bf7d72e2d84a9ab3b', -1, 1715278714, 1715278714, '1275b6b3', -1, 0, 0)

Line : 187
File : sessions.php