INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8a634f6ebec2349562280e4019351cd94c37dee598891e12966ac926c2601dd2', 
    'epjS8VtoCNCSUEunYbnzD4H8BqekHIhE2pl5ATKAf0A=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00042

Result

int(1)