"Wed, 21 Aug 2024 17:27:16"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240821
Only TIME
17:27:16
General datetime
2024-08-21 17:27:16Z
For Database
2024-08-21 17:27:16
For HTTP1.1
Wed, 21 Aug 2024 17:27:16 GMT