"Thu, 18 Jul 2024 18:55:06"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240718
Only TIME
18:55:06
General datetime
2024-07-18 18:55:06Z
For Database
2024-07-18 18:55:06
For HTTP1.1
Thu, 18 Jul 2024 18:55:06 GMT