INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c3c576a45a96a892399e847ef612f672413f946fe5e40921cb017e775d959d36', 
    '6D0aqbY5fpnsaqTlFRg//uw0xtsvWxq2CYGMGR67lP4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)