INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b6b6283bc6274ccd2738dd47db03984e31d14402f12f81ebf6b3a43c738daa23', 
    'w8yNYfIWljIDikpdLTD/eLsReMhqH4OBIrrkBa+96Bw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00018

Result

int(1)