INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a39692603bffe4237b554e3c51b4635e5a43c72f17704d2b2811f693d801d0d5', 
    'ZmlBQ0ciLTL3fGxCCL39EXFY7+Fwm0Eb49eZsT5vrnc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)