INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'ef533eda28581968d2830a4ec32208aee18b7a2dd31bea6268635593092534d8', 
    'UlFHVNSir5NlCG95RpQDqPZXGDYLpmlBpFrkYdYjnY8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00053

Result

int(1)