phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '1cc8d67e7b099a97e775ef4a65499de6' 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 ('1cc8d67e7b099a97e775ef4a65499de6', -1, 1768148812, 1768148812, '0aff0001', 167, 0, 0)

Line : 199
File : sessions.php