"Wed, 21 Aug 2024 20:52:52"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240821
Only TIME
20:52:52
General datetime
2024-08-21 20:52:52Z
For Database
2024-08-21 20:52:52
For HTTP1.1
Wed, 21 Aug 2024 20:52:52 GMT