INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '255931b20c1b80d9e309844ff82b0dde4aa7488ce2a6c819eff55a9936d3badf', 
    'jrKTa+RMZ1ahDQ1TtDBkjnXStZoLVKzP5jyxkdy68v0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)