INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '388d2c71b01b77db8e8f92675d64324a9d68c39df2ab7802a4441804b21b3d1f', 
    '+YpNxnrecOg3cEPU/6zc959WDVQxKBOW3WuNOFHgJzY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)