"Mon, 17 Jun 2024 15:50:05"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240617
Only TIME
15:50:05
General datetime
2024-06-17 15:50:05Z
For Database
2024-06-17 15:50:05
For HTTP1.1
Mon, 17 Jun 2024 15:50:05 GMT