INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b414235c258497e6bd22153f61d2be0bbed56e507a64e6b3e2877171d8d0673f', 
    'SGkR1sNKctI7nc9kMdCM+2Z9IB0jNdhGbyN4P2xgdMw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)