"Sat, 04 Jan 2025 15:33:31"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250104
Only TIME
15:33:31
General datetime
2025-01-04 15:33:31Z
For Database
2025-01-04 15:33:31
For HTTP1.1
Sat, 04 Jan 2025 15:33:31 GMT