"Sun, 28 Jul 2024 15:34:03"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240728
Only TIME
15:34:03
General datetime
2024-07-28 15:34:03Z
For Database
2024-07-28 15:34:03
For HTTP1.1
Sun, 28 Jul 2024 15:34:03 GMT