INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2e8f31b4e6809bb3c13f610fd4cf500b7bfa3e422907d5e011ad5a6adbad3251', 
    'MhhYmcsMgIpbRMVBkhhmk/zXXQjJfLBmSDXqj8wCJuQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)