INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '421b1c6bd872e2778bbfedc6e228bb1c612e013fecac6b2b05d2982474e8665f', 
    'GvJA4BN9wr/l5djbU4rOBtgDBU0+NOnIJIZsom6a4hw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00054

Result

int(1)