phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '502aa2dbc0325a0c163f8360a096de2e' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('502aa2dbc0325a0c163f8360a096de2e', -1, 1772209714, 1772209714, 'd849d834', -9, 0)

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