INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a6489169fb76c24f19770ac5ad4c9ead15bc59b6028beda055c107644dd49afd', 
    'fq387bRBNac3bh4jk80EN05oqEZHZKwcku8MHNkTqVg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)