"Sat, 04 Jan 2025 23:15:10"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250104
Only TIME
23:15:10
General datetime
2025-01-04 23:15:10Z
For Database
2025-01-04 23:15:10
For HTTP1.1
Sat, 04 Jan 2025 23:15:10 GMT