"Wed, 21 Aug 2024 11:54:30"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240821
Only TIME
11:54:30
General datetime
2024-08-21 11:54:30Z
For Database
2024-08-21 11:54:30
For HTTP1.1
Wed, 21 Aug 2024 11:54:30 GMT