INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd21733fc07fd5e1470481aa812374b5d06e42a6d859873376748d452d0f2cf0a', 
    'syv/C8jUa22Q1Dp7lMPy0WS9BPISdrT4PVWJYU551vk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)