INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '521dbaedaae8f16a8f2284177dd877c630d1b32e45d000338b1d3673fe2e2a7d', 
    'xmuEnCaTgM4umDiQ1qjhG3lwyZYyo95EDH7/mF7yvHs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)