INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e7a324d84b40c891872f011e5503346b4392be1c4726a748d15408d7eb9ddaf4', 
    'QnD0LcrZEnVEQ5MafNuwmZr3EOXxaUyWmUzyFP2mHLs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00038

Result

int(1)