INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e81273753e7506c66973343f4587925156f754d660b4f842c5cf3f18bdafddf2', 
    'U4APSNRk8tkA5hb/mWAznHSxFeYB24dwQuFoppYDbzU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)