"Mon, 10 Jun 2024 18:38:30"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240610
Only TIME
18:38:30
General datetime
2024-06-10 18:38:30Z
For Database
2024-06-10 18:38:30
For HTTP1.1
Mon, 10 Jun 2024 18:38:30 GMT