INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4b856976c258269880fe89972958183d47d8597e152958d1d7f7ab73530be4cf', 
    'WIrYboUaNzNlAF2DA/vrKR7tPG+d7ygdtU4hQTa938U=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)