"Wed, 19 Jun 2024 20:00:23"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240619
Only TIME
20:00:23
General datetime
2024-06-19 20:00:23Z
For Database
2024-06-19 20:00:23
For HTTP1.1
Wed, 19 Jun 2024 20:00:23 GMT