INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a4c7ebeb684a161c4f347cf023446f615262ff8079b5c3040bd562b7d14c6f75', 
    'f53UnjpnjzSPy/Y2VEKydw3zPwl0q3lklBGIYoLBVwk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)