INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'f6f502be7a96329d277963a475ecaa5d651dcaeaaea66fbb6ebf0569a95a0b02', 
    'xjRxdYLdt09L2V1U+rn0HG0yGiKXqpjAzeZQhA51Gag=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)