"Wed, 19 Jun 2024 18:33:57"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240619
Only TIME
18:33:57
General datetime
2024-06-19 18:33:57Z
For Database
2024-06-19 18:33:57
For HTTP1.1
Wed, 19 Jun 2024 18:33:57 GMT