INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '388851998740dff3ed3d44219d487f2ecf799738926e9b122b9c69184f8a24d7', 
    'PNX0RU6I2DzTRXZoVOIhFFPvZ5VsimbkZXs5RvYtZLQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)