"Wed, 19 Jun 2024 13:21:04"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240619
Only TIME
13:21:04
General datetime
2024-06-19 13:21:04Z
For Database
2024-06-19 13:21:04
For HTTP1.1
Wed, 19 Jun 2024 13:21:04 GMT