INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'efccb8fdef3800040e137d506b85fefb93a9ddc7b213fe3a3de41632bf5a4b9e', 
    '/6hQHDl5p+bTBb0uvuj5Jqp2csDCB4CY52IOLB721Is=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)