INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '16ea57b05c58e50ff8fc8544e2ae344a5d04e5fb363dd3c24d602023621c5fac', 
    'kP2QfqRru8wgQwSxjrCbc8vq5tGOF1bPT2Gp2VLif0E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00045

Result

int(1)