phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '9b221c3b8d74a234bdac0600ba35b088' for key 1

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('9b221c3b8d74a234bdac0600ba35b088', -1, 1762471400, 1762471400, 'd849d86a', 0, 0)

Line : 158
File : sessions.php