INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e8e1d2e05b06e1a8e11e31b55d347459a1e66feea1490536da09aff40770ae4d', 
    'LAkV4aP+NEl5bdJx7n2yaIgwC6MgijUkN9o2WQmnT4I=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)