"Wed, 18 Sep 2024 16:00:04"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240918
Only TIME
16:00:04
General datetime
2024-09-18 16:00:04Z
For Database
2024-09-18 16:00:04
For HTTP1.1
Wed, 18 Sep 2024 16:00:04 GMT