"Sun, 21 Jul 2024 00:27:41"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240721
Only TIME
00:27:41
General datetime
2024-07-21 00:27:41Z
For Database
2024-07-21 00:27:41
For HTTP1.1
Sun, 21 Jul 2024 00:27:41 GMT