INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'ae81c91141abf282465a4a0d5dc2efff645ba0d1535ebbb8cc48864a317e729a', 
    '+uXnPXeIGUDeudkxI0DsdQT9jm4XAPAhOxMiwvDALBw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)