INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '388ac54886975d9c585098dcaf0541ec3c9dd21e11ba314e5a527a247be8cf79', 
    'P5RzwYKsnPkCb8eThG18uoO6LEBvWyHKdKImofK7KDU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)