INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6f4b3657cbce621ebba278e417773997358d03ca9a425093c27d5abded20804a', 
    'fUFcLKT0WAPhhPQQseI2CUaiTMtH2BytyMl3fiacvlM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)