INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '1345515764ac78d38eef7a73b6b08177025014fd4cef8491125d2c39db3e49fb', 
    'sa9TUq9mKVr43wmtb2+8M7o+vJ0BykCjOGx2ehiqTLU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)