INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c6e51ffe9438954ff343a0c75d2ce5ab3e2491e997d126a4114f7856335ae958', 
    'VFNfIk1UOwGpBBBduMFEmPiQvyOVU7LNuXCDRkjNXHU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)