"Sun, 21 Jul 2024 09:57:32"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240721
Only TIME
09:57:32
General datetime
2024-07-21 09:57:32Z
For Database
2024-07-21 09:57:32
For HTTP1.1
Sun, 21 Jul 2024 09:57:32 GMT