"Mon, 18 Mar 2024 22:19:19"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240318
Only TIME
22:19:19
General datetime
2024-03-18 22:19:19Z
For Database
2024-03-18 22:19:19
For HTTP1.1
Mon, 18 Mar 2024 22:19:19 GMT