"Mon, 13 Jan 2025 12:15:08"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250113
Only TIME
12:15:08
General datetime
2025-01-13 12:15:08Z
For Database
2025-01-13 12:15:08
For HTTP1.1
Mon, 13 Jan 2025 12:15:08 GMT