"Sun, 14 Jul 2024 16:49:16"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240714
Only TIME
16:49:16
General datetime
2024-07-14 16:49:16Z
For Database
2024-07-14 16:49:16
For HTTP1.1
Sun, 14 Jul 2024 16:49:16 GMT