INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '916151ead0e003be58938928af89b43b8b3b00dc4352721f7cb7aac72ddc4a18', 
    'xh4y26DeciGCtPCQgUmJSwr5gSJslzfY4p7sW/mn7yY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00018

Result

int(1)