INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3eb5d9d241f700b167033d4c4fb2a1436151ba3368e079afaa78462eaa65017d', 
    'WzHSWCvu8Dq0oFOvQtuYKntvB4e39Ne0To300OTVUEA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)