INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '503703b2598b04a2da894ed3f481f8975e085564c4e84624aeee7d316956a555', 
    'qeS7uYW6XXVXJa3EWyl3R8ANC2KH6w0bgOc32xdgVXQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)