INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3748644e699c6657a43814f2bf743d8366fefed6d23fbf572a43c8013261b3f4', 
    'srMhK3GxgIy0gLDS9RBtjiskMFawmvIzgjoq4oiji4o=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)