INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'de8aef51d849af668ac4fb4669a003902e657c1508433412a839c3b704ce6be2', 
    '2JAwSNe73egSKQc8u4pPCpDPfN5farlf5eyNLnQGuzo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)