I searched what this kanji means in jisho.org in this part of the song:
近づいて 全部月のせいに
刻は今 ここに満ちたり
Source: Lyrics
So, My first result is 時 in this result show me another form for this kanji that is 刻 【とき】
and the others results show me others meanings like 刻【こく】: archaic age , 刻 【きざ】: scratch, etc