INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a6fe5d098d02ac0abe001f4b48fa3802561ceb309d165c1c12ee150fe02b099e', 
    'zNMRNqzb5N8RV9WsXkgZIm8A8OI2V5eynIp1EUl9o1U=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)