INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6e2f0ef3cb32340ee7284b5cf2c0bf49b8dfe1e89197b165e8fdab65a1d161b2', 
    'MQlBVeaUZc5htSaC8Wn704w4KwJy7K/g8p0t8C6TzIg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)