INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'f87cd14f11ead6a059c26cc888054502ee52098f3c826c7947a252d598aa935b', 
    'SMtRzrTa3wsEnMvKoGCWgLmxgCdiA+ClTo3oM2TMFuQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)