INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b256a5dbcae5ada54b1dc43329b5168b98523c36a82395b050baac2591697b1d', 
    'bM9NQnP2jOOlEOoQeBeIPEzwgxw1IrYGiL3sZW+NZ+c=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)