INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '269892ee02e887755ec2372e3fea8391384f516f40bde096c5fdbb026b9f26e5', 
    '+9xwNZ3S8UW8p9hEyRuRi4vZKiWe7Xhjo+3ac8OUZOk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)