INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a50d966adc5811db5d491260f8b1dc9d970e51b27af154c0d8aaf3beac5ed0e0', 
    'PktQ8lDaW3IzlgpfsU4gNrNb92SwM2kW++ykX2e4e7A=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)