INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b2121858d97fe8997d521e2bbfea97f742f6d09d644768fefe6b5059734dcf4e', 
    'VUBx213KAlnJo6sslIGTwtbKRHrCYsqizI2BhuYUW4A=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)