phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'b9c7359b8a845fe6761593dced7a15c2' 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 ('b9c7359b8a845fe6761593dced7a15c2', -1, 1714127897, 1714127897, '12deb8a2', -4, 0, 0)

Line : 187
File : sessions.php