phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '504e7c72592cefc54899e1991cc09aa3' 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 ('504e7c72592cefc54899e1991cc09aa3', -1, 1744358358, 1744358358, '0d3b5aae', -9, 0, 0)

Line : 187
File : sessions.php