INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '521e7013dd2e9fd44cf27035c1da754372b83643455f98bf2268e7bcea208ada', 
    'eMFUsSm5Va6SKc58uXjU2GR80wl0GVv5WZBwuG2Wodw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00054

Result

int(1)