"Sat, 13 Jul 2024 19:37:27"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240713
Only TIME
19:37:27
General datetime
2024-07-13 19:37:27Z
For Database
2024-07-13 19:37:27
For HTTP1.1
Sat, 13 Jul 2024 19:37:27 GMT