phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '755b06a9ecd70bddf0e6772f68eabf07' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('755b06a9ecd70bddf0e6772f68eabf07', -1, 1772147049, 1772147049, 'd849d834', 2, 0)

Line : 180
File : /www/includes/sessions.php