INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '19429d9dcceb7ad03f1521912107ef07b4fa52315494a10bfc2941815ec2b6ac', 
    'rmInxhmo2hjWkFlVjxiAoM8AqRO1qDUGt4azGG81Vi0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00045

Result

int(1)