INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '81ef237706f5de238bcf11dbd3e917b71e7bb6876950e6ea81c21aeebca54b06', 
    'x6HgejZIGcVEc0Fj5IFnEUnhrnPJZWBlZcDTMFjs+jc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)