"Wed, 19 Jun 2024 09:23:55"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240619
Only TIME
09:23:55
General datetime
2024-06-19 09:23:55Z
For Database
2024-06-19 09:23:55
For HTTP1.1
Wed, 19 Jun 2024 09:23:55 GMT