phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '18fb9a61c7d55d2276347dfcdb1f1ae0' 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 ('18fb9a61c7d55d2276347dfcdb1f1ae0', -1, 1782895345, 1782895345, 'd849d8aa', -4, 0, 0)

Line : 187
File : sessions.php