"Wed, 19 Jun 2024 15:49:37"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240619
Only TIME
15:49:37
General datetime
2024-06-19 15:49:37Z
For Database
2024-06-19 15:49:37
For HTTP1.1
Wed, 19 Jun 2024 15:49:37 GMT