"Mon, 10 Jun 2024 15:44:40"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240610
Only TIME
15:44:40
General datetime
2024-06-10 15:44:40Z
For Database
2024-06-10 15:44:40
For HTTP1.1
Mon, 10 Jun 2024 15:44:40 GMT