"Sun, 14 Jul 2024 16:33:37"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240714
Only TIME
16:33:37
General datetime
2024-07-14 16:33:37Z
For Database
2024-07-14 16:33:37
For HTTP1.1
Sun, 14 Jul 2024 16:33:37 GMT