INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '574f06834c4df12aaa7203732b79e7b5c98e77a99b59905ab538d5fef3cf6758', 
    'YVfCZmLRNEywe9evu6/WtW2HPJeYz8QLjButPO2uSFM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00045

Result

int(1)