INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd931d46e26c286063970919908b25d4d07805f562b6c8bb5959ee0318eb9561f', 
    'KjdxHPBRtpIo8fWUqum1t+w0onQD6jnwr137KENNkU0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)