INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '326c53a35bda4440292c8438e46e25061021a6589732cbebdd3b182f90655d20', 
    't9WUSc+f38oeHRrlHb7rjAosQaHHTX7zJ48kKfYKlVI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)