INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b786e881d78b9b598cd4283a2e75de55fbb89ca60e1bbbb9699885a231d45675', 
    '0nTuakA7tbTEyPxHhcCunhNB58VKewdyya5IqSqDyeQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)