"Wed, 19 Jun 2024 15:33:47"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240619
Only TIME
15:33:47
General datetime
2024-06-19 15:33:47Z
For Database
2024-06-19 15:33:47
For HTTP1.1
Wed, 19 Jun 2024 15:33:47 GMT