Create a file called eula.settings with no extension.
add this:
{ "4181793":
{ "333": 2094
, "334": 2091
, "296160": 392100
, "296193": 392137
, "296209": 392155
, "297734": 394146
, "297737": 394149
, "316400": 427098
}
}
Save it in C:\....\Steam\steamapps\common\Star Wars - The Old Republic. It will work on the first try.