INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '52984a07029f36115940494672e159c81fb2faa3b06935c4afca70f5343bde4d', 
    'z8ua1dPDgiT438O72ncT2RxpYzTZHxZUqOOlDH2mrZg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)