INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a135b1776929c67f794e51e4c04bd634e7743e071684e8191bdf6f4112c8be31', 
    'wt6lAMmt4hyE/kAYtMj3k54ZndAgYSYr8IllvUejavU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)