"Sun, 21 Jul 2024 17:22:54"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240721
Only TIME
17:22:54
General datetime
2024-07-21 17:22:54Z
For Database
2024-07-21 17:22:54
For HTTP1.1
Sun, 21 Jul 2024 17:22:54 GMT