phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '7dfaaa66d42b4768d04f8b2a0b9de001' 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 ('7dfaaa66d42b4768d04f8b2a0b9de001', -1, 1768066313, 1768066313, '0aff0001', 172, 0, 0)

Line : 199
File : sessions.php