INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b20ba5789ee8d4caa5d0d658fecd0ad09ed3fff06951b33add983a036522527a', 
    '1OPQXS4n/ZdvCjQzNF9w1rcJmZYTuW/0BAzZaOLnHvk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)