INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e6a2e967f3019d7f46dba0ae5def10fa64271ce78ba09fd0b6781912167f987f', 
    'BlkAmEsuNFsnlxyDNgWtIagZkN0qrTErt9ofAWC3dZ0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)