INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6b52ea7d71150db530508fd0c18c5a6b0600c5ae1eff9f7c542b4d41e16074b3', 
    '4H86R+SKkuP3l6q5qExXQOQzkt2+//49S9oIM7bUV1c=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)