phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '835629ca8c5d6d5e675dd3d39036b606' 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 ('835629ca8c5d6d5e675dd3d39036b606', -1, 1786225404, 1786225404, 'd849d8fa', -4, 0, 0)

Line : 187
File : sessions.php