Discuz! Database Error

(1267) Illegal mix of collations (utf8mb4_general_ci,IMPLICIT) and (utf8_general_ci,COERCIBLE) for operation '='
SELECT * FROM common_member WHERE username='美好的时光……'

PHP Debug

No.FileLineCode
1home.php41require_once(%s)
2source/module/home/home_space.php30table_common_member->fetch_by_username()
3source/class/table/table_common_member.php65discuz_database_ext::fetch_first()
4data/sysdata/discuz_database_ext20230419~1513~38.php95discuz_database_ext::query()
5data/sysdata/discuz_database_ext20230419~1513~38.php142db_driver_mysqli->query()
6source/class/db/db_driver_mysqli.php148db_driver_mysqli->halt()
7source/class/db/db_driver_mysqli.php223break()
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