"Sat, 25 Jan 2025 06:47:34"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250125
Only TIME
06:47:34
General datetime
2025-01-25 06:47:34Z
For Database
2025-01-25 06:47:34
For HTTP1.1
Sat, 25 Jan 2025 06:47:34 GMT