INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e53e19bc092d2b62b51e75a1f10413103221328b2d0b631a59e1f36618211e7b', 
    'amk9Hk+0r7q2iuQc5KCK1q2ZMjPYJRvPJGsBT6B6ItU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)