"Sun, 14 Jul 2024 14:38:31"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240714
Only TIME
14:38:31
General datetime
2024-07-14 14:38:31Z
For Database
2024-07-14 14:38:31
For HTTP1.1
Sun, 14 Jul 2024 14:38:31 GMT