phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '67d788cf5b870f885a970418ffdf6438' for key 'PRIMARY'

INSERT INTO gk_phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('67d788cf5b870f885a970418ffdf6438', -1, 1714646071, 1714646071, '1276ab14', -9, 0, 0)

Line : 187
File : sessions.php