phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'd6d1f5df8631e2edcf0968f4ff5b45b8' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('d6d1f5df8631e2edcf0968f4ff5b45b8', -1, 1771476124, 1771476124, 'd849d892', 0, 0)

Line : 152
File : /home/bsc/v1/phpbb2/includes/sessions.php