"Sun, 14 Jul 2024 21:02:03"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240714
Only TIME
21:02:03
General datetime
2024-07-14 21:02:03Z
For Database
2024-07-14 21:02:03
For HTTP1.1
Sun, 14 Jul 2024 21:02:03 GMT