INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c931ee8a402bcde3d77c8150155826fc6aab10196f54efa317b2842de4058681', 
    '6e81iSbnPyUGoqXermtWs3clW8NNe3Ji0q5Wn28YauI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)