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Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'b4ed919eb7bcaf1d4a28b527c8a72f7d' for key 'PRIMARY'

INSERT INTO trunghocduytan_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('b4ed919eb7bcaf1d4a28b527c8a72f7d', -1, 1714233312, 1714233312, '03836ea9', 97, 0, 0)

Line : 187
File : sessions.php