"Sat, 18 Jan 2025 10:11:00"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250118
Only TIME
10:11:00
General datetime
2025-01-18 10:11:00Z
For Database
2025-01-18 10:11:00
For HTTP1.1
Sat, 18 Jan 2025 10:11:00 GMT