phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'b9e04c0f6f59eb2af7f69e3b4b16a3b9' for key 'phpbb_sessions.PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('b9e04c0f6f59eb2af7f69e3b4b16a3b9', -1, 1711672936, 1711672936, '36add64f', 7, 0, 0)

Line : 187
File : sessions.php