INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '343b531153bdceede00caccb56dc58241949ad236a0b09dd3ed994721da0368c', 
    'XdTqIihWm8WiAY1jKcs8ew5klWB5y9/FczGCfQ2QNZI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)