phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '721089b291e8d80c87af08a84be1894c' 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 ('721089b291e8d80c87af08a84be1894c', -1, 1722039185, 1722039185, '0391a20c', -7, 0, 0)

Line : 187
File : sessions.php