INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51f754ee3da72d638474b90028c4f8f67b1b64611eb2f3e7c78c21a7937feb26', 
    'ecZL3sUAnX0JM0En57H+K3jOIAeZNsvTV7iIqKyrYZk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)