INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7b510e38da3d4906374ad87d03f85caaae46920a774e216d6e7e3bba6e908215', 
    '+Vjar4ktCzND28EebSQPmwLfWXqxJE2184zKjj/B5OI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)