"Sun, 19 Jan 2025 11:26:50"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250119
Only TIME
11:26:50
General datetime
2025-01-19 11:26:50Z
For Database
2025-01-19 11:26:50
For HTTP1.1
Sun, 19 Jan 2025 11:26:50 GMT