phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'c16350bc178cb3b57ecdba983acacb36' 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 ('c16350bc178cb3b57ecdba983acacb36', -1, 1769919966, 1769919966, 'c0a81010', -501, 0, 0)

Line : 187
File : sessions.php