INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5046402acbb40d644f0de06179f2dbcace50bdc054a039b34f993b353013d1aa', 
    'VVGS0Ngnb4RVmoP8wV94EJVot/4WgGy7hsl69ZlW/rk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)