INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51b8fdb4025e02b012c295c0b16a56029e3851b33c06b009914ff7e31a45ac39', 
    'ukjl6Ncj9UhRJO5hM5SRl8q2GNvkGI4gPygEKuJkY1o=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)