"Sun, 14 Jul 2024 08:39:37"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240714
Only TIME
08:39:37
General datetime
2024-07-14 08:39:37Z
For Database
2024-07-14 08:39:37
For HTTP1.1
Sun, 14 Jul 2024 08:39:37 GMT