"Mon, 13 Jan 2025 07:30:20"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250113
Only TIME
07:30:20
General datetime
2025-01-13 07:30:20Z
For Database
2025-01-13 07:30:20
For HTTP1.1
Mon, 13 Jan 2025 07:30:20 GMT