INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e597f23e18579eba1ad028e8c880cbb81f66e73f3ff9d9f0a95fe700680d7b7c', 
    'B9mZDHVItBCD5zpbWBgDguK+KLEmjqodxt1bNG/RRY0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00049

Result

int(1)