INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7b8d7a473b25f62ea74fed7a5c6ddcf0a1bc83e72d932c0dab97771b268d16f5', 
    'rBpemSqlfy7OwAkFopRJTgPOMf758ILh+5jt7yd9P/w=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)