phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '686647bb19953ab100ea55339eaaa5f3' for key 1

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('686647bb19953ab100ea55339eaaa5f3', -1, 1715789423, 1715789423, '03919ab4', 0, 0, 0)

Line : 187
File : sessions.php