"Fri, 14 Feb 2025 20:38:00"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250214
Only TIME
20:38:00
General datetime
2025-02-14 20:38:00Z
For Database
2025-02-14 20:38:00
For HTTP1.1
Fri, 14 Feb 2025 20:38:00 GMT