phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '04c72d77d9d2e1c3b0693fe216ceb976' 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 ('04c72d77d9d2e1c3b0693fe216ceb976', -1, 1776508782, 1776508782, 'd849d992', -4, 0, 0)

Line : 187
File : sessions.php