INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6e4559af235b4aa2acb8c432823aef41ed4a6904e37761a122a552addf1e348d', 
    'YLoPXAMRs78388JL9uLR8DNMSYrwk5vBLf0yOcrBuUY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)