INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21eaa92542c46e3dd78da5e05769a2c9320df95b6c09e690b7994bc07fd51013', 
    'UlSOBOieONpt6UsvPOOy6PVIEOyeg+fYM4ww2cbn/Lw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)