INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '15b6d49ac0aa56032da9866fc0f22776563ff9c21aab0a5a76d5401f36da6e96', 
    'CNcimE1T0mOAt9sfipK6B1QNYmTWEsdp1sQYhGAEjXg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)