"Wed, 19 Jun 2024 19:12:19"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240619
Only TIME
19:12:19
General datetime
2024-06-19 19:12:19Z
For Database
2024-06-19 19:12:19
For HTTP1.1
Wed, 19 Jun 2024 19:12:19 GMT