INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '847921bbfdd684662a8db3c36f1c3151e19fc377fb4025144a45269be1c92c4d', 
    'dGh7TM+vKr5bDKN0Fy8YZlkzdb5wvF0mDbdUn5fU7D8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)