"Mon, 24 Jun 2024 04:54:15"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240624
Only TIME
04:54:15
General datetime
2024-06-24 04:54:15Z
For Database
2024-06-24 04:54:15
For HTTP1.1
Mon, 24 Jun 2024 04:54:15 GMT