INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9905a9c76037ddb0b3198bb013976565d64abed768288b52fae0f0eace35e578', 
    'ME3hOrXtAq4PDned4zHb9NQlPNN2OPLVDU+fctUnGmo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)