INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3473e21013fa7067f5b7cc48ba16fa55686980abb75a364d64313153d1021e22', 
    'bjzflct59ziF1wJkCRrxpdr2uJK9Plisu4WQNiw/3bM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)