INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a473d1769566f09dab5a8f8c80fe7cbcf90b493791d7db8b9c030c7e6bbb520c', 
    '/+5z+xJyGKryCrV7juvvyveqc53xdfd9PWSWnNAn2vo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00047

Result

int(1)